120021012000122 has 16 divisors (see below), whose sum is σ = 180809686273320. Its totient is φ = 59751424094208.

The previous prime is 120021012000091. The next prime is 120021012000277. The reversal of 120021012000122 is 221000210120021.

It can be written as a sum of positive squares in 4 ways, for example, as 74241159901561 + 45779852098561 = 8616331^2 + 6766081^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120021012000097 and 120021012000106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76098203 + ... + 77659374.

Almost surely, 2^{120021012000122} is an apocalyptic number.

120021012000122 is a deficient number, since it is larger than the sum of its proper divisors (60788674273198).

120021012000122 is a wasteful number, since it uses less digits than its factorization.

120021012000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153759265.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120021012000122 its reverse (221000210120021), we get a palindrome (341021222120143).

The spelling of 120021012000122 in words is "one hundred twenty trillion, twenty-one billion, twelve million, one hundred twenty-two", and thus it is an aban number.