2023043021000 has 64 divisors (see below), whose sum is σ = 4754593350000. Its totient is φ = 805683417600.

The previous prime is 2023043020937. The next prime is 2023043021023. The reversal of 2023043021000 is 1203403202.

It can be written as a sum of positive squares in 8 ways, for example, as 151285214116 + 1871757806884 = 388954^2 + 1368122^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2023043021000.

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, 4188125 + ... + 4646124.

Almost surely, 2^{2023043021000} is an apocalyptic number.

2023043021000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2023043021000 is an abundant number, since it is smaller than the sum of its proper divisors (2731550329000).

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

2023043021000 is a wasteful number, since it uses less digits than its factorization.

2023043021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8834499 (or 8834485 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 2023043021000 its reverse (1203403202), we get a palindrome (2024246424202).

The spelling of 2023043021000 in words is "two trillion, twenty-three billion, forty-three million, twenty-one thousand".