120100120021011 has 16 divisors (see below), whose sum is σ = 172585034209280. Its totient is φ = 73850517672480.

The previous prime is 120100120021003. The next prime is 120100120021027. The reversal of 120100120021011 is 110120021001021.

It is not a de Polignac number, because 120100120021011 - 2³ = 120100120021003 is a prime.

It is a super-2 number, since 2×120100120021011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120100120021061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1192625971 + ... + 1192726668.

It is an arithmetic number, because the mean of its divisors is an integer number (10786564638080).

Almost surely, 2^{120100120021011} is an apocalyptic number.

120100120021011 is a deficient number, since it is larger than the sum of its proper divisors (52484914188269).

120100120021011 is a wasteful number, since it uses less digits than its factorization.

120100120021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2385353946.

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

Adding to 120100120021011 its reverse (110120021001021), we get a palindrome (230220141022032).

The spelling of 120100120021011 in words is "one hundred twenty trillion, one hundred billion, one hundred twenty million, twenty-one thousand, eleven".