11312003210 has 32 divisors (see below), whose sum is σ = 21525341760. Its totient is φ = 4268239488.

The previous prime is 11312003207. The next prime is 11312003231. The reversal of 11312003210 is 1230021311.

11312003210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11312003210² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83492 + ... + 172031.

It is an arithmetic number, because the mean of its divisors is an integer number (672666930).

Almost surely, 2^11312003210 is an apocalyptic number.

11312003210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11312003210 is a deficient number, since it is larger than the sum of its proper divisors (10213338550).

11312003210 is a wasteful number, since it uses less digits than its factorization.

11312003210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255782.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11312003210 its reverse (1230021311), we get a palindrome (12542024521).

The spelling of 11312003210 in words is "eleven billion, three hundred twelve million, three thousand, two hundred ten".