220023147144 has 32 divisors (see below), whose sum is σ = 550072635840. Its totient is φ = 73339080000.

The previous prime is 220023147137. The next prime is 220023147151. The reversal of 220023147144 is 441741320022.

It is an interprime number because it is at equal distance from previous prime (220023147137) and next prime (220023147151).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 997834 + ... + 1198214.

It is an arithmetic number, because the mean of its divisors is an integer number (17189769870).

Almost surely, 2^220023147144 is an apocalyptic number.

220023147144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220023147144 is an abundant number, since it is smaller than the sum of its proper divisors (330049488696).

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

220023147144 is a wasteful number, since it uses less digits than its factorization.

220023147144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246141 (or 246137 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

Adding to 220023147144 its reverse (441741320022), we get a palindrome (661764467166).

The spelling of 220023147144 in words is "two hundred twenty billion, twenty-three million, one hundred forty-seven thousand, one hundred forty-four".