111012152552 has 16 divisors (see below), whose sum is σ = 237883184160. Its totient is φ = 47576636784.

The previous prime is 111012152543. The next prime is 111012152593. The reversal of 111012152552 is 255251210111.

It is a super-2 number, since 2×111012152552² (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, 991179878 + ... + 991179989.

It is an arithmetic number, because the mean of its divisors is an integer number (14867699010).

Almost surely, 2^111012152552 is an apocalyptic number.

It is an amenable number.

111012152552 is an abundant number, since it is smaller than the sum of its proper divisors (126871031608).

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

111012152552 is a wasteful number, since it uses less digits than its factorization.

111012152552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982359880 (or 1982359876 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 26.

Adding to 111012152552 its reverse (255251210111), we get a palindrome (366263362663).

The spelling of 111012152552 in words is "one hundred eleven billion, twelve million, one hundred fifty-two thousand, five hundred fifty-two".