2000123421004 has 24 divisors (see below), whose sum is σ = 3532452585200. Its totient is φ = 990851901120.

The previous prime is 2000123420989. The next prime is 2000123421019. The reversal of 2000123421004 is 4001243210002.

It is an interprime number because it is at equal distance from previous prime (2000123420989) and next prime (2000123421019).

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, 15934762 + ... + 16059790.

Almost surely, 2^{2000123421004} is an apocalyptic number.

It is an amenable number.

2000123421004 is a deficient number, since it is larger than the sum of its proper divisors (1532329164196).

2000123421004 is a wasteful number, since it uses less digits than its factorization.

2000123421004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161833 (or 161831 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2000123421004 its reverse (4001243210002), we get a palindrome (6001366631006).

The spelling of 2000123421004 in words is "two trillion, one hundred twenty-three million, four hundred twenty-one thousand, four".