11109995050 has 48 divisors (see below), whose sum is σ = 25763654592. Its totient is φ = 3462854400.

The previous prime is 11109995027. The next prime is 11109995089. The reversal of 11109995050 is 5059990111.

It is a super-2 number, since 2×11109995050² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11109994994 and 11109995012.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1439007 + ... + 1446706.

It is an arithmetic number, because the mean of its divisors is an integer number (536742804).

Almost surely, 2^11109995050 is an apocalyptic number.

11109995050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11109995050 is an abundant number, since it is smaller than the sum of its proper divisors (14653659542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11109995050 is a wasteful number, since it uses less digits than its factorization.

11109995050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885743 (or 2885738 counting only the distinct ones).

The product of its (nonzero) digits is 18225, while the sum is 40.

The spelling of 11109995050 in words is "eleven billion, one hundred nine million, nine hundred ninety-five thousand, fifty".