113203230102 has 28 divisors (see below), whose sum is σ = 254590806780. Its totient is φ = 37734409548.

The previous prime is 113203230047. The next prime is 113203230121. The reversal of 113203230102 is 201032302311.

113203230102 is a `hidden beast` number, since 11 + 320 + 3 + 230 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 38819952 + ... + 38822867.

Almost surely, 2^113203230102 is an apocalyptic number.

113203230102 is an abundant number, since it is smaller than the sum of its proper divisors (141387576678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113203230102 is an frugal number, since it uses more digits than its factorization.

113203230102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77642839 (or 77642824 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 113203230102 its reverse (201032302311), we get a palindrome (314235532413).

The spelling of 113203230102 in words is "one hundred thirteen billion, two hundred three million, two hundred thirty thousand, one hundred two".