11089949331 has 32 divisors (see below), whose sum is σ = 15589324800. Its totient is φ = 7002777600.

The previous prime is 11089949327. The next prime is 11089949369. The reversal of 11089949331 is 13394998011.

It is not a de Polignac number, because 11089949331 - 2² = 11089949327 is a prime.

It is a super-2 number, since 2×11089949331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11089909331) 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, 2210616 + ... + 2215626.

It is an arithmetic number, because the mean of its divisors is an integer number (487166400).

Almost surely, 2^11089949331 is an apocalyptic number.

11089949331 is a deficient number, since it is larger than the sum of its proper divisors (4499375469).

11089949331 is a wasteful number, since it uses less digits than its factorization.

11089949331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5547.

The product of its (nonzero) digits is 209952, while the sum is 48.

The spelling of 11089949331 in words is "eleven billion, eighty-nine million, nine hundred forty-nine thousand, three hundred thirty-one".