103103212956 has 48 divisors (see below), whose sum is σ = 244744039680. Its totient is φ = 33772481280.

The previous prime is 103103212871. The next prime is 103103212957. The reversal of 103103212956 is 659212301301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103103212957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1949940 + ... + 2002116.

It is an arithmetic number, because the mean of its divisors is an integer number (5098834160).

Almost surely, 2^103103212956 is an apocalyptic number.

It is an amenable number.

103103212956 is an abundant number, since it is smaller than the sum of its proper divisors (141640826724).

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

103103212956 is a wasteful number, since it uses less digits than its factorization.

103103212956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55034 (or 55032 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The spelling of 103103212956 in words is "one hundred three billion, one hundred three million, two hundred twelve thousand, nine hundred fifty-six".