121122100120120 has 32 divisors (see below), whose sum is σ = 297299700295920. Its totient is φ = 44044400043520.

The previous prime is 121122100120103. The next prime is 121122100120121. The reversal of 121122100120120 is 21021001221121.

121122100120120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121122100120094 and 121122100120103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121122100120121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137638749697 + ... + 137638750576.

Almost surely, 2^{121122100120120} is an apocalyptic number.

121122100120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121122100120120 is an abundant number, since it is smaller than the sum of its proper divisors (176177600175800).

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

121122100120120 is a wasteful number, since it uses less digits than its factorization.

121122100120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275277500295 (or 275277500291 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121122100120120 its reverse (21021001221121), we get a palindrome (142143101341241).

The spelling of 121122100120120 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, one hundred million, one hundred twenty thousand, one hundred twenty".