20222001120 has 96 divisors (see below), whose sum is σ = 66468874752. Its totient is φ = 5158072832.

The previous prime is 20222001113. The next prime is 20222001139. The reversal of 20222001120 is 2110022202.

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 (12).

It is a junction number, because it is equal to n+sod(n) for n = 20222001096 and 20222001105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 904812 + ... + 926891.

It is an arithmetic number, because the mean of its divisors is an integer number (692384112).

Almost surely, 2^20222001120 is an apocalyptic number.

20222001120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222001120 is an abundant number, since it is smaller than the sum of its proper divisors (46246873632).

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

20222001120 is a wasteful number, since it uses less digits than its factorization.

20222001120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831744 (or 1831736 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20222001120 its reverse (2110022202), we get a palindrome (22332023322).

The spelling of 20222001120 in words is "twenty billion, two hundred twenty-two million, one thousand, one hundred twenty".