222002131120 has 80 divisors (see below), whose sum is σ = 643517883648. Its totient is φ = 69195467520.

The previous prime is 222002131111. The next prime is 222002131151. The reversal of 222002131120 is 21131200222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 222002131094 and 222002131103.

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, 18013494 + ... + 18025813.

Almost surely, 2^222002131120 is an apocalyptic number.

222002131120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002131120 is an abundant number, since it is smaller than the sum of its proper divisors (421515752528).

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

222002131120 is a wasteful number, since it uses less digits than its factorization.

222002131120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36039338 (or 36039332 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222002131120 its reverse (21131200222), we get a palindrome (243133331342).

The spelling of 222002131120 in words is "two hundred twenty-two billion, two million, one hundred thirty-one thousand, one hundred twenty".