2031143442002 has 4 divisors (see below), whose sum is σ = 3046715163006. Its totient is φ = 1015571721000.

The previous prime is 2031143441989. The next prime is 2031143442047. The reversal of 2031143442002 is 2002443411302.

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., 1671696429481 + 359447012521 = 1292941^2 + 599539^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507785860499 + ... + 507785860502.

Almost surely, 2^{2031143442002} is an apocalyptic number.

2031143442002 is a deficient number, since it is larger than the sum of its proper divisors (1015571721004).

2031143442002 is a wasteful number, since it uses less digits than its factorization.

2031143442002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015571721003.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2031143442002 its reverse (2002443411302), we get a palindrome (4033586853304).

The spelling of 2031143442002 in words is "two trillion, thirty-one billion, one hundred forty-three million, four hundred forty-two thousand, two".