11313033123 has 12 divisors (see below), whose sum is σ = 17546745480. Its totient is φ = 6464590272.

The previous prime is 11313033113. The next prime is 11313033131. The reversal of 11313033123 is 32133031311.

It is not a de Polignac number, because 11313033123 - 2⁸ = 11313032867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11313033123.

It is not an unprimeable number, because it can be changed into a prime (11313033103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38479558 + ... + 38479851.

It is an arithmetic number, because the mean of its divisors is an integer number (1462228790).

Almost surely, 2^11313033123 is an apocalyptic number.

11313033123 is a deficient number, since it is larger than the sum of its proper divisors (6233712357).

11313033123 is an equidigital number, since it uses as much as digits as its factorization.

11313033123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76959426 (or 76959419 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 11313033123 its reverse (32133031311), we get a palindrome (43446064434).

The spelling of 11313033123 in words is "eleven billion, three hundred thirteen million, thirty-three thousand, one hundred twenty-three".