1311013202 has 8 divisors (see below), whose sum is σ = 2052020736. Its totient is φ = 627006292.

The previous prime is 1311013199. The next prime is 1311013211. The reversal of 1311013202 is 2023101131.

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, 14250098 + ... + 14250189.

It is an arithmetic number, because the mean of its divisors is an integer number (256502592).

Almost surely, 2^1311013202 is an apocalyptic number.

1311013202 is a deficient number, since it is larger than the sum of its proper divisors (741007534).

1311013202 is a wasteful number, since it uses less digits than its factorization.

1311013202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28500312.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1311013202 is about 36207.9162891211. The cubic root of 1311013202 is about 1094.4662027135.

Adding to 1311013202 its reverse (2023101131), we get a palindrome (3334114333).

The spelling of 1311013202 in words is "one billion, three hundred eleven million, thirteen thousand, two hundred two".