11323031310 has 40 divisors (see below), whose sum is σ = 30446375256. Its totient is φ = 3019474800.

The previous prime is 11323031309. The next prime is 11323031341. The reversal of 11323031310 is 1313032311.

It is a happy number.

11323031310 is a `hidden beast` number, since 1 + 1 + 323 + 0 + 31 + 310 = 666.

It is a super-2 number, since 2×11323031310² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6988716 + ... + 6990335.

Almost surely, 2^11323031310 is an apocalyptic number.

11323031310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11323031310 is an abundant number, since it is smaller than the sum of its proper divisors (19123343946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11323031310 is a wasteful number, since it uses less digits than its factorization.

11323031310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13979070 (or 13979061 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11323031310 its reverse (1313032311), we get a palindrome (12636063621).

The spelling of 11323031310 in words is "eleven billion, three hundred twenty-three million, thirty-one thousand, three hundred ten".