120100221212022 has 32 divisors (see below), whose sum is σ = 267046466832000. Its totient is φ = 40009844116584.

The previous prime is 120100221211973. The next prime is 120100221212039. The reversal of 120100221212022 is 220212122001021.

It is a happy number.

120100221212022 is a `hidden beast` number, since 120 + 100 + 221 + 21 + 202 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 120100221211986 and 120100221212004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 654433908 + ... + 654617399.

It is an arithmetic number, because the mean of its divisors is an integer number (8345202088500).

Almost surely, 2^{120100221212022} is an apocalyptic number.

120100221212022 is an abundant number, since it is smaller than the sum of its proper divisors (146946245619978).

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

120100221212022 is a wasteful number, since it uses less digits than its factorization.

120100221212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309053017 (or 1309053011 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120100221212022 its reverse (220212122001021), we get a palindrome (340312343213043).

The spelling of 120100221212022 in words is "one hundred twenty trillion, one hundred billion, two hundred twenty-one million, two hundred twelve thousand, twenty-two".