11312112010 has 16 divisors (see below), whose sum is σ = 20408834376. Its totient is φ = 4514393088.

The previous prime is 11312111981. The next prime is 11312112013. The reversal of 11312112010 is 1021121311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9264640009 + 2047472001 = 96253^2 + 45249^2 .

It is not an unprimeable number, because it can be changed into a prime (11312112013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301919 + ... + 1310578.

Almost surely, 2^11312112010 is an apocalyptic number.

11312112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11312112010 is a deficient number, since it is larger than the sum of its proper divisors (9096722366).

11312112010 is a wasteful number, since it uses less digits than its factorization.

11312112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612937.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11312112010 its reverse (1021121311), we get a palindrome (12333233321).

The spelling of 11312112010 in words is "eleven billion, three hundred twelve million, one hundred twelve thousand, ten".