2321201022144 has 56 divisors (see below), whose sum is σ = 6165408098928. Its totient is φ = 770723020800.

The previous prime is 2321201022121. The next prime is 2321201022167. The reversal of 2321201022144 is 4412201021232.

It is an interprime number because it is at equal distance from previous prime (2321201022121) and next prime (2321201022167).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23471257 + ... + 23569944.

Almost surely, 2^{2321201022144} is an apocalyptic number.

2321201022144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2321201022144 is an abundant number, since it is smaller than the sum of its proper divisors (3844207076784).

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

2321201022144 is a wasteful number, since it uses less digits than its factorization.

2321201022144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47041473 (or 47041463 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 2321201022144 its reverse (4412201021232), we get a palindrome (6733402043376).

The spelling of 2321201022144 in words is "two trillion, three hundred twenty-one billion, two hundred one million, twenty-two thousand, one hundred forty-four".