2000123421002 has 16 divisors (see below), whose sum is σ = 3547016904960. Its totient is φ = 827637277488.

The previous prime is 2000123420989. The next prime is 2000123421019. The reversal of 2000123421002 is 2001243210002.

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, 2463205778 + ... + 2463206589.

It is an arithmetic number, because the mean of its divisors is an integer number (221688556560).

Almost surely, 2^{2000123421002} is an apocalyptic number.

2000123421002 is a deficient number, since it is larger than the sum of its proper divisors (1546893483958).

2000123421002 is a wasteful number, since it uses less digits than its factorization.

2000123421002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4926412405.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2000123421002 its reverse (2001243210002), we get a palindrome (4001366631004).

The spelling of 2000123421002 in words is "two trillion, one hundred twenty-three million, four hundred twenty-one thousand, two".