1122112101120 has 72 divisors (see below), whose sum is σ = 3583745535216. Its totient is φ = 299229892608.

The previous prime is 1122112101101. The next prime is 1122112101211. The reversal of 1122112101120 is 211012112211.

It is a happy number.

It is a super-2 number, since 2×1122112101120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1122112101120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146104507 + ... + 146112186.

Almost surely, 2^{1122112101120} is an apocalyptic number.

1122112101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122112101120 is an abundant number, since it is smaller than the sum of its proper divisors (2461633434096).

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

1122112101120 is an equidigital number, since it uses as much as digits as its factorization.

1122112101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292216717 (or 292216703 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1122112101120 its reverse (211012112211), we get a palindrome (1333124213331).

The spelling of 1122112101120 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, one hundred one thousand, one hundred twenty".