11100031055 has 8 divisors (see below), whose sum is σ = 13329251232. Its totient is φ = 8873882208.

The previous prime is 11100030971. The next prime is 11100031069. The reversal of 11100031055 is 55013000111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11100031055 - 2¹⁴ = 11100014671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759872 + ... + 774341.

It is an arithmetic number, because the mean of its divisors is an integer number (1666156404).

Almost surely, 2^11100031055 is an apocalyptic number.

11100031055 is a deficient number, since it is larger than the sum of its proper divisors (2229220177).

11100031055 is a wasteful number, since it uses less digits than its factorization.

11100031055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535665.

The product of its (nonzero) digits is 75, while the sum is 17.

Adding to 11100031055 its reverse (55013000111), we get a palindrome (66113031166).

The spelling of 11100031055 in words is "eleven billion, one hundred million, thirty-one thousand, fifty-five".