111101123131132 has 24 divisors (see below), whose sum is σ = 195350355259920. Its totient is φ = 55287191182080.

The previous prime is 111101123131079. The next prime is 111101123131133. The reversal of 111101123131132 is 231131321101111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101123131133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55931782 + ... + 57884077.

It is an arithmetic number, because the mean of its divisors is an integer number (8139598135830).

Almost surely, 2^{111101123131132} is an apocalyptic number.

It is an amenable number.

111101123131132 is a deficient number, since it is larger than the sum of its proper divisors (84249232128788).

111101123131132 is a wasteful number, since it uses less digits than its factorization.

111101123131132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113817021 (or 113817019 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 22.

Adding to 111101123131132 its reverse (231131321101111), we get a palindrome (342232444232243).

The spelling of 111101123131132 in words is "one hundred eleven trillion, one hundred one billion, one hundred twenty-three million, one hundred thirty-one thousand, one hundred thirty-two".