11100155404 has 24 divisors (see below), whose sum is σ = 21040462800. Its totient is φ = 5093530944.

The previous prime is 11100155359. The next prime is 11100155453. The reversal of 11100155404 is 40455100111.

It is a happy 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, 607954 + ... + 625945.

It is an arithmetic number, because the mean of its divisors is an integer number (876685950).

Almost surely, 2^11100155404 is an apocalyptic number.

It is an amenable number.

11100155404 is a deficient number, since it is larger than the sum of its proper divisors (9940307396).

11100155404 is a wasteful number, since it uses less digits than its factorization.

11100155404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234089 (or 1234087 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 11100155404 its reverse (40455100111), we get a palindrome (51555255515).

The spelling of 11100155404 in words is "eleven billion, one hundred million, one hundred fifty-five thousand, four hundred four".