220022212121924 has 12 divisors (see below), whose sum is σ = 385038993830400. Its totient is φ = 110011071027528.

The previous prime is 220022212121923. The next prime is 220022212122007. The reversal of 220022212121924 is 429121212220022.

220022212121924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (220022212121923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9690197 + ... + 23107235.

It is an arithmetic number, because the mean of its divisors is an integer number (32086582819200).

Almost surely, 2^{220022212121924} is an apocalyptic number.

It is an amenable number.

220022212121924 is a deficient number, since it is larger than the sum of its proper divisors (165016781708476).

220022212121924 is a wasteful number, since it uses less digits than its factorization.

220022212121924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17516722 (or 17516720 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 220022212121924 its reverse (429121212220022), we get a palindrome (649143424341946).

The spelling of 220022212121924 in words is "two hundred twenty trillion, twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, nine hundred twenty-four".