11312043201 has 32 divisors (see below), whose sum is σ = 17097264000. Its totient is φ = 7390462464.

The previous prime is 11312043139. The next prime is 11312043203. The reversal of 11312043201 is 10234021311.

11312043201 is a `hidden beast` number, since 113 + 120 + 432 + 0 + 1 = 666.

It is not a de Polignac number, because 11312043201 - 2⁷ = 11312043073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11312043203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250710 + ... + 292368.

It is an arithmetic number, because the mean of its divisors is an integer number (534289500).

Almost surely, 2^11312043201 is an apocalyptic number.

It is an amenable number.

11312043201 is a deficient number, since it is larger than the sum of its proper divisors (5785220799).

11312043201 is a wasteful number, since it uses less digits than its factorization.

11312043201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41870 (or 41864 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11312043201 its reverse (10234021311), we get a palindrome (21546064512).

The spelling of 11312043201 in words is "eleven billion, three hundred twelve million, forty-three thousand, two hundred one".