2001320231002 has 4 divisors (see below), whose sum is σ = 3001980346506. Its totient is φ = 1000660115500.

The previous prime is 2001320230933. The next prime is 2001320231023.

2001320231002 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1348894093561 + 652426137441 = 1161419^2 + 807729^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500330057749 + ... + 500330057752.

Almost surely, 2^{2001320231002} is an apocalyptic number.

2001320231002 is a deficient number, since it is larger than the sum of its proper divisors (1000660115504).

2001320231002 is a wasteful number, since it uses less digits than its factorization.

2001320231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000660115503.

The product of its (nonzero) digits is 144, while the sum is 16.

It can be divided in two parts, 2001320 and 231002, that added together give a palindrome (2232322).

The spelling of 2001320231002 in words is "two trillion, one billion, three hundred twenty million, two hundred thirty-one thousand, two".