11321100111000 has 64 divisors (see below), whose sum is σ = 35321832355680. Its totient is φ = 3018960028800.

The previous prime is 11321100110981. The next prime is 11321100111019. The reversal of 11321100111000 is 11100112311.

It is an interprime number because it is at equal distance from previous prime (11321100110981) and next prime (11321100111019).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1886847019 + ... + 1886853018.

Almost surely, 2^{11321100111000} is an apocalyptic number.

11321100111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321100111000 is an abundant number, since it is smaller than the sum of its proper divisors (24000732244680).

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

11321100111000 is a wasteful number, since it uses less digits than its factorization.

11321100111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773700061 (or 3773700047 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 11321100111000 its reverse (11100112311), we get a palindrome (11332200223311).

The spelling of 11321100111000 in words is "eleven trillion, three hundred twenty-one billion, one hundred million, one hundred eleven thousand".