120101021021010 has 64 divisors (see below), whose sum is σ = 291109994271360. Its totient is φ = 31708352716800.

The previous prime is 120101021020913. The next prime is 120101021021029. The reversal of 120101021021010 is 10120120101021.

It is a super-2 number, since 2×120101021021010² (a number of 29 digits) contains 22 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, 64416786 + ... + 66254994.

It is an arithmetic number, because the mean of its divisors is an integer number (4548593660490).

Almost surely, 2^{120101021021010} is an apocalyptic number.

120101021021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120101021021010 is an abundant number, since it is smaller than the sum of its proper divisors (171008973250350).

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

120101021021010 is a wasteful number, since it uses less digits than its factorization.

120101021021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859883.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120101021021010 its reverse (10120120101021), we get a palindrome (130221141122031).

The spelling of 120101021021010 in words is "one hundred twenty trillion, one hundred one billion, twenty-one million, twenty-one thousand, ten".