11312220411 has 24 divisors (see below), whose sum is σ = 16412760000. Its totient is φ = 7507913472.

The previous prime is 11312220407. The next prime is 11312220421. The reversal of 11312220411 is 11402221311.

11312220411 is a `hidden beast` number, since 1 + 1 + 31 + 2 + 220 + 411 = 666.

It is not a de Polignac number, because 11312220411 - 2² = 11312220407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11312220421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2255875 + ... + 2260883.

It is an arithmetic number, because the mean of its divisors is an integer number (683865000).

Almost surely, 2^11312220411 is an apocalyptic number.

11312220411 is a deficient number, since it is larger than the sum of its proper divisors (5100539589).

11312220411 is a wasteful number, since it uses less digits than its factorization.

11312220411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6083 (or 6080 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11312220411 its reverse (11402221311), we get a palindrome (22714441722).

The spelling of 11312220411 in words is "eleven billion, three hundred twelve million, two hundred twenty thousand, four hundred eleven".