120111010021122 has 16 divisors (see below), whose sum is σ = 240253724240352. Its totient is φ = 40031719307360.

The previous prime is 120111010021109. The next prime is 120111010021231. The reversal of 120111010021122 is 221120010111021.

It is a happy number.

It is a super-2 number, since 2×120111010021122² (a number of 29 digits) contains 22 as substring.

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, 1320959004 + ... + 1321049927.

It is an arithmetic number, because the mean of its divisors is an integer number (15015857765022).

Almost surely, 2^{120111010021122} is an apocalyptic number.

120111010021122 is an abundant number, since it is smaller than the sum of its proper divisors (120142714219230).

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

120111010021122 is a wasteful number, since it uses less digits than its factorization.

120111010021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2642016513.

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

Adding to 120111010021122 its reverse (221120010111021), we get a palindrome (341231020132143).

The spelling of 120111010021122 in words is "one hundred twenty trillion, one hundred eleven billion, ten million, twenty-one thousand, one hundred twenty-two".