120121212022112 has 48 divisors (see below), whose sum is σ = 272948694695712. Its totient is φ = 50970811315200.

The previous prime is 120121212022087. The next prime is 120121212022151. The reversal of 120121212022112 is 211220212121021.

It is a super-2 number, since 2×120121212022112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 2654707133 + ... + 2654752380.

It is an arithmetic number, because the mean of its divisors is an integer number (5686431139494).

Almost surely, 2^{120121212022112} is an apocalyptic number.

It is an amenable number.

120121212022112 is an abundant number, since it is smaller than the sum of its proper divisors (152827482673600).

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

120121212022112 is a wasteful number, since it uses less digits than its factorization.

120121212022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309459631 (or 5309459623 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 120121212022112 its reverse (211220212121021), we get a palindrome (331341424143133).

The spelling of 120121212022112 in words is "one hundred twenty trillion, one hundred twenty-one billion, two hundred twelve million, twenty-two thousand, one hundred twelve".