420152102 has 4 divisors (see below), whose sum is σ = 630228156. Its totient is φ = 210076050.

The previous prime is 420152069. The next prime is 420152113. The reversal of 420152102 is 201251024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105038024 + ... + 105038027.

It is an arithmetic number, because the mean of its divisors is an integer number (157557039).

Almost surely, 2^420152102 is an apocalyptic number.

420152102 is a deficient number, since it is larger than the sum of its proper divisors (210076054).

420152102 is a wasteful number, since it uses less digits than its factorization.

420152102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210076053.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 420152102 is about 20497.6121048282. The cubic root of 420152102 is about 748.9776303878.

The spelling of 420152102 in words is "four hundred twenty million, one hundred fifty-two thousand, one hundred two".