100401312002 has 4 divisors (see below), whose sum is σ = 150601968006. Its totient is φ = 50200656000.

The previous prime is 100401311971. The next prime is 100401312013. The reversal of 100401312002 is 200213104001.

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., 85738281721 + 14663030281 = 292811^2 + 121091^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25100327999 + ... + 25100328002.

Almost surely, 2^100401312002 is an apocalyptic number.

100401312002 is a deficient number, since it is larger than the sum of its proper divisors (50200656004).

100401312002 is an equidigital number, since it uses as much as digits as its factorization.

100401312002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50200656003.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 100401312002 its reverse (200213104001), we get a palindrome (300614416003).

The spelling of 100401312002 in words is "one hundred billion, four hundred one million, three hundred twelve thousand, two".