120021211100118 has 32 divisors (see below), whose sum is σ = 245991078194400. Its totient is φ = 39016373437440.

The previous prime is 120021211100117. The next prime is 120021211100221. The reversal of 120021211100118 is 811001112120021.

It is a super-2 number, since 2×120021211100118² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120021211100094 and 120021211100103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021211100117) 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, 92571943 + ... + 93859506.

It is an arithmetic number, because the mean of its divisors is an integer number (7687221193575).

Almost surely, 2^{120021211100118} is an apocalyptic number.

120021211100118 is an abundant number, since it is smaller than the sum of its proper divisors (125969867094282).

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

120021211100118 is a wasteful number, since it uses less digits than its factorization.

120021211100118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186434112.

The product of its (nonzero) digits is 64, while the sum is 21.

Adding to 120021211100118 its reverse (811001112120021), we get a palindrome (931022323220139).

The spelling of 120021211100118 in words is "one hundred twenty trillion, twenty-one billion, two hundred eleven million, one hundred thousand, one hundred eighteen".