220122021012000 has 96 divisors (see below), whose sum is σ = 721119740874624. Its totient is φ = 58699205600000.

The previous prime is 220122021011881. The next prime is 220122021012017. The reversal of 220122021012000 is 210120221022.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 9171738876 + ... + 9171762875.

It is an arithmetic number, because the mean of its divisors is an integer number (7511663967444).

Almost surely, 2^{220122021012000} is an apocalyptic number.

220122021012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122021012000 is an abundant number, since it is smaller than the sum of its proper divisors (500997719862624).

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

220122021012000 is a wasteful number, since it uses less digits than its factorization.

220122021012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18343501779 (or 18343501761 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220122021012000 its reverse (210120221022), we get a palindrome (220332141233022).

The spelling of 220122021012000 in words is "two hundred twenty trillion, one hundred twenty-two billion, twenty-one million, twelve thousand".