120222000100 has 36 divisors (see below), whose sum is σ = 262021011700. Its totient is φ = 47878796160.

The previous prime is 120222000047. The next prime is 120222000127. The reversal of 120222000100 is 1000222021.

It can be written as a sum of positive squares in 6 ways, for example, as 14210547264 + 106011452836 = 119208^2 + 325594^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2602035 + ... + 2647834.

Almost surely, 2^120222000100 is an apocalyptic number.

120222000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120222000100 is an abundant number, since it is smaller than the sum of its proper divisors (141799011600).

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

120222000100 is a wasteful number, since it uses less digits than its factorization.

120222000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250112 (or 5250105 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 120222000100 its reverse (1000222021), we get a palindrome (121222222121).

The spelling of 120222000100 in words is "one hundred twenty billion, two hundred twenty-two million, one hundred", and thus it is an aban number.