3402021113 has 4 divisors (see below), whose sum is σ = 3602140020. Its totient is φ = 3201902208.

The previous prime is 3402021107. The next prime is 3402021121. The reversal of 3402021113 is 3111202043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3111202043 = 179 ⋅17381017.

It can be written as a sum of positive squares in 2 ways, for example, as 1495214224 + 1906806889 = 38668^2 + 43667^2 .

It is a cyclic number.

It is not a de Polignac number, because 3402021113 - 2²⁰ = 3400972537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 200118889 = 3402021113 / (3 + 4 + 0 + 2 + 0 + 2 + 1 + 1 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3402021091 and 3402021100.

It is not an unprimeable number, because it can be changed into a prime (3402021013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100059428 + ... + 100059461.

It is an arithmetic number, because the mean of its divisors is an integer number (900535005).

Almost surely, 2^3402021113 is an apocalyptic number.

It is an amenable number.

3402021113 is a deficient number, since it is larger than the sum of its proper divisors (200118907).

3402021113 is a wasteful number, since it uses less digits than its factorization.

3402021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200118906.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3402021113 is about 58326.8472746470. The cubic root of 3402021113 is about 1503.9924917633.

Adding to 3402021113 its reverse (3111202043), we get a palindrome (6513223156).

The spelling of 3402021113 in words is "three billion, four hundred two million, twenty-one thousand, one hundred thirteen".