20340110 has 32 divisors (see below), whose sum is σ = 42033600. Its totient is φ = 6941952.

The previous prime is 20340101. The next prime is 20340167. The reversal of 20340110 is 1104302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20340091 and 20340100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18866 + ... + 19914.

It is an arithmetic number, because the mean of its divisors is an integer number (1313550).

Almost surely, 2^20340110 is an apocalyptic number.

20340110 is an abundant number, since it is smaller than the sum of its proper divisors (21693490).

20340110 is a wasteful number, since it uses less digits than its factorization.

20340110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 20340110 is about 4510.0011086473. The cubic root of 20340110 is about 272.9717888258.

Adding to 20340110 its reverse (1104302), we get a palindrome (21444412).

The spelling of 20340110 in words is "twenty million, three hundred forty thousand, one hundred ten".