2002131275770 has 16 divisors (see below), whose sum is σ = 3604564286208. Its totient is φ = 800690734800.

The previous prime is 2002131275713. The next prime is 2002131275789. The reversal of 2002131275770 is 775721312002.

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, 20169954 + ... + 20268973.

It is an arithmetic number, because the mean of its divisors is an integer number (225285267888).

Almost surely, 2^{2002131275770} is an apocalyptic number.

2002131275770 is a deficient number, since it is larger than the sum of its proper divisors (1602433010438).

2002131275770 is a wasteful number, since it uses less digits than its factorization.

2002131275770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40443885.

The product of its (nonzero) digits is 41160, while the sum is 37.

Adding to 2002131275770 its reverse (775721312002), we get a palindrome (2777852587772).

The spelling of 2002131275770 in words is "two trillion, two billion, one hundred thirty-one million, two hundred seventy-five thousand, seven hundred seventy".