131002101002 has 8 divisors (see below), whose sum is σ = 197233647300. Its totient is φ = 65257551904.

The previous prime is 131002100989. The next prime is 131002101011. The reversal of 131002101002 is 200101200131.

It can be written as a sum of positive squares in 2 ways, for example, as 130847869441 + 154231561 = 361729^2 + 12419^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121748627 + ... + 121749702.

Almost surely, 2^131002101002 is an apocalyptic number.

131002101002 is a deficient number, since it is larger than the sum of its proper divisors (66231546298).

131002101002 is a wasteful number, since it uses less digits than its factorization.

131002101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243498600.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 131002101002 its reverse (200101200131), we get a palindrome (331103301133).

The spelling of 131002101002 in words is "one hundred thirty-one billion, two million, one hundred one thousand, two".