111011032102 has 16 divisors (see below), whose sum is σ = 169049194560. Its totient is φ = 54664841088.

The previous prime is 111011032057. The next prime is 111011032127. The reversal of 111011032102 is 201230110111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 822163 + ... + 947614.

It is an arithmetic number, because the mean of its divisors is an integer number (10565574660).

Almost surely, 2^111011032102 is an apocalyptic number.

111011032102 is a deficient number, since it is larger than the sum of its proper divisors (58038162458).

111011032102 is a wasteful number, since it uses less digits than its factorization.

111011032102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770255.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111011032102 its reverse (201230110111), we get a palindrome (312241142213).

The spelling of 111011032102 in words is "one hundred eleven billion, eleven million, thirty-two thousand, one hundred two".