103012012044 has 36 divisors (see below), whose sum is σ = 260445814720. Its totient is φ = 34330171680.

The previous prime is 103012012031. The next prime is 103012012099. The reversal of 103012012044 is 440210210301.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×103012012044² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122239 + ... + 470070.

Almost surely, 2^103012012044 is an apocalyptic number.

It is an amenable number.

103012012044 is an abundant number, since it is smaller than the sum of its proper divisors (157433802676).

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

103012012044 is a wasteful number, since it uses less digits than its factorization.

103012012044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597150 (or 597145 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 103012012044 its reverse (440210210301), we get a palindrome (543222222345).

The spelling of 103012012044 in words is "one hundred three billion, twelve million, twelve thousand, forty-four".