11311031002 has 8 divisors (see below), whose sum is σ = 17046957312. Its totient is φ = 5628711900.

The previous prime is 11311030981. The next prime is 11311031003. The reversal of 11311031002 is 20013011311.

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

It is not an unprimeable number, because it can be changed into a prime (11311031003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13401274 + ... + 13402117.

It is an arithmetic number, because the mean of its divisors is an integer number (2130869664).

Almost surely, 2^11311031002 is an apocalyptic number.

11311031002 is a deficient number, since it is larger than the sum of its proper divisors (5735926310).

11311031002 is a wasteful number, since it uses less digits than its factorization.

11311031002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26803604.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11311031002 its reverse (20013011311), we get a palindrome (31324042313).

The spelling of 11311031002 in words is "eleven billion, three hundred eleven million, thirty-one thousand, two".