111012056552 has 16 divisors (see below), whose sum is σ = 208154298660. Its totient is φ = 55504243584.

The previous prime is 111012056543. The next prime is 111012056581. The reversal of 111012056552 is 255650210111.

It can be written as a sum of positive squares in 2 ways, for example, as 109345294276 + 1666762276 = 330674^2 + 40826^2 .

It is a super-2 number, since 2×111012056552² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62828 + ... + 475364.

Almost surely, 2^111012056552 is an apocalyptic number.

It is an amenable number.

111012056552 is a deficient number, since it is larger than the sum of its proper divisors (97142242108).

111012056552 is a wasteful number, since it uses less digits than its factorization.

111012056552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446180 (or 446176 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 29.

Adding to 111012056552 its reverse (255650210111), we get a palindrome (366662266663).

The spelling of 111012056552 in words is "one hundred eleven billion, twelve million, fifty-six thousand, five hundred fifty-two".