11031113213213 has 16 divisors (see below), whose sum is σ = 11200403692800. Its totient is φ = 10863370183296.

The previous prime is 11031113213171. The next prime is 11031113213249. The reversal of 11031113213213 is 31231231113011.

It is a cyclic number.

It is not a de Polignac number, because 11031113213213 - 2⁸ = 11031113212957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031113213273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11028863 + ... + 11987411.

It is an arithmetic number, because the mean of its divisors is an integer number (700025230800).

Almost surely, 2^{11031113213213} is an apocalyptic number.

It is an amenable number.

11031113213213 is a deficient number, since it is larger than the sum of its proper divisors (169290479587).

11031113213213 is a wasteful number, since it uses less digits than its factorization.

11031113213213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959356.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 11031113213213 its reverse (31231231113011), we get a palindrome (42262344326224).

The spelling of 11031113213213 in words is "eleven trillion, thirty-one billion, one hundred thirteen million, two hundred thirteen thousand, two hundred thirteen".