121022020102112 has 24 divisors (see below), whose sum is σ = 238297177154736. Its totient is φ = 60502102094592.

The previous prime is 121022020102111. The next prime is 121022020102141. The reversal of 121022020102112 is 211201020220121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022020102111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278152868 + ... + 278587619.

It is an arithmetic number, because the mean of its divisors is an integer number (9929049048114).

Almost surely, 2^{121022020102112} is an apocalyptic number.

It is an amenable number.

121022020102112 is a deficient number, since it is larger than the sum of its proper divisors (117275157052624).

121022020102112 is an equidigital number, since it uses as much as digits as its factorization.

121022020102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556747290 (or 556747282 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121022020102112 its reverse (211201020220121), we get a palindrome (332223040322233).

The spelling of 121022020102112 in words is "one hundred twenty-one trillion, twenty-two billion, twenty million, one hundred two thousand, one hundred twelve".