120121220020010 has 64 divisors (see below), whose sum is σ = 235979676376704. Its totient is φ = 43660950835200.

The previous prime is 120121220019979. The next prime is 120121220020033. The reversal of 120121220020010 is 10020022121021.

It is a super-4 number, since 4×120121220020010⁴ (a number of 57 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3958241657 + ... + 3958272003.

It is an arithmetic number, because the mean of its divisors is an integer number (3687182443386).

Almost surely, 2^{120121220020010} is an apocalyptic number.

120121220020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120121220020010 is a deficient number, since it is larger than the sum of its proper divisors (115858456356694).

120121220020010 is a wasteful number, since it uses less digits than its factorization.

120121220020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45239.

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

Adding to 120121220020010 its reverse (10020022121021), we get a palindrome (130141242141031).

The spelling of 120121220020010 in words is "one hundred twenty trillion, one hundred twenty-one billion, two hundred twenty million, twenty thousand, ten".