101111120112 has 60 divisors (see below), whose sum is σ = 268454260536. Its totient is φ = 32792774400.

The previous prime is 101111120087. The next prime is 101111120129. The reversal of 101111120112 is 211021111101.

It is a super-2 number, since 2×101111120112² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 703639 + ... + 835062.

Almost surely, 2^101111120112 is an apocalyptic number.

101111120112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101111120112 is an abundant number, since it is smaller than the sum of its proper divisors (167343140424).

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

101111120112 is a wasteful number, since it uses less digits than its factorization.

101111120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538786 (or 1538743 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101111120112 its reverse (211021111101), we get a palindrome (312132231213).

The spelling of 101111120112 in words is "one hundred one billion, one hundred eleven million, one hundred twenty thousand, one hundred twelve".