11187118102 has 4 divisors (see below), whose sum is σ = 16780677156. Its totient is φ = 5593559050.

The previous prime is 11187118081. The next prime is 11187118123. The reversal of 11187118102 is 20181178111.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11187118081) and next prime (11187118123).

It is a super-2 number, since 2×11187118102² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2796779524 + ... + 2796779527.

It is an arithmetic number, because the mean of its divisors is an integer number (4195169289).

Almost surely, 2^11187118102 is an apocalyptic number.

11187118102 is a deficient number, since it is larger than the sum of its proper divisors (5593559054).

11187118102 is an equidigital number, since it uses as much as digits as its factorization.

11187118102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5593559053.

The product of its (nonzero) digits is 896, while the sum is 31.

The spelling of 11187118102 in words is "eleven billion, one hundred eighty-seven million, one hundred eighteen thousand, one hundred two".