11312343330 has 32 divisors (see below), whose sum is σ = 27182433600. Its totient is φ = 3012979392.

The previous prime is 11312343323. The next prime is 11312343353. The reversal of 11312343330 is 3334321311.

It is a happy number.

It is a super-2 number, since 2×11312343330² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11312343330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202560 + ... + 252299.

It is an arithmetic number, because the mean of its divisors is an integer number (849451050).

Almost surely, 2^11312343330 is an apocalyptic number.

11312343330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11312343330 is an abundant number, since it is smaller than the sum of its proper divisors (15870090270).

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

11312343330 is a wasteful number, since it uses less digits than its factorization.

11312343330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455698.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 11312343330 its reverse (3334321311), we get a palindrome (14646664641).

The spelling of 11312343330 in words is "eleven billion, three hundred twelve million, three hundred forty-three thousand, three hundred thirty".