1001130312202 has 4 divisors (see below), whose sum is σ = 1501695468306. Its totient is φ = 500565156100.

The previous prime is 1001130312181. The next prime is 1001130312251. The reversal of 1001130312202 is 2022130311001.

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., 745803232801 + 255327079401 = 863599^2 + 505299^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250282578049 + ... + 250282578052.

Almost surely, 2^{1001130312202} is an apocalyptic number.

1001130312202 is a deficient number, since it is larger than the sum of its proper divisors (500565156104).

1001130312202 is an equidigital number, since it uses as much as digits as its factorization.

1001130312202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500565156103.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1001130312202 its reverse (2022130311001), we get a palindrome (3023260623203).

The spelling of 1001130312202 in words is "one trillion, one billion, one hundred thirty million, three hundred twelve thousand, two hundred two".