222130120100 has 72 divisors (see below), whose sum is σ = 550944945600. Its totient is φ = 76150293120.

The previous prime is 222130119983. The next prime is 222130120123. The reversal of 222130120100 is 1021031222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11124926 + ... + 11144874.

Almost surely, 2^222130120100 is an apocalyptic number.

222130120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222130120100 is an abundant number, since it is smaller than the sum of its proper divisors (328814825500).

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

222130120100 is a wasteful number, since it uses less digits than its factorization.

222130120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35877 (or 35870 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 222130120100 its reverse (1021031222), we get a palindrome (223151151322).

The spelling of 222130120100 in words is "two hundred twenty-two billion, one hundred thirty million, one hundred twenty thousand, one hundred".