111123133002 has 48 divisors (see below), whose sum is σ = 275240726592. Its totient is φ = 31740387840.

The previous prime is 111123132961. The next prime is 111123133019. The reversal of 111123133002 is 200331321111.

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 23 ways as a sum of consecutive naturals, for example, 322602 + ... + 571242.

It is an arithmetic number, because the mean of its divisors is an integer number (5734181804).

Almost surely, 2^111123133002 is an apocalyptic number.

111123133002 is an abundant number, since it is smaller than the sum of its proper divisors (164117593590).

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

111123133002 is a wasteful number, since it uses less digits than its factorization.

111123133002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252203 (or 252200 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 111123133002 its reverse (200331321111), we get a palindrome (311454454113).

The spelling of 111123133002 in words is "one hundred eleven billion, one hundred twenty-three million, one hundred thirty-three thousand, two".