1000131311202 has 16 divisors (see below), whose sum is σ = 2001928134432. Its totient is φ = 333099518400.

The previous prime is 1000131311161. The next prime is 1000131311203. The reversal of 1000131311202 is 2021131310001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1000131311203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69388528 + ... + 69402939.

It is an arithmetic number, because the mean of its divisors is an integer number (125120508402).

Almost surely, 2^{1000131311202} is an apocalyptic number.

1000131311202 is an abundant number, since it is smaller than the sum of its proper divisors (1001796823230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000131311202 is a wasteful number, since it uses less digits than its factorization.

1000131311202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138792673.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1000131311202 its reverse (2021131310001), we get a palindrome (3021262621203).

The spelling of 1000131311202 in words is "one trillion, one hundred thirty-one million, three hundred eleven thousand, two hundred two".