11331201100987 has 4 divisors (see below), whose sum is σ = 11331763659040. Its totient is φ = 11330638542936.

The previous prime is 11331201100957. The next prime is 11331201101081. The reversal of 11331201100987 is 78900110213311.

11331201100987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11331201100987 is a prime.

It is a super-2 number, since 2×11331201100987² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331201100907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281248812 + ... + 281289097.

It is an arithmetic number, because the mean of its divisors is an integer number (2832940914760).

Almost surely, 2^{11331201100987} is an apocalyptic number.

11331201100987 is a deficient number, since it is larger than the sum of its proper divisors (562558053).

11331201100987 is an equidigital number, since it uses as much as digits as its factorization.

11331201100987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562558052.

The product of its (nonzero) digits is 9072, while the sum is 37.

The spelling of 11331201100987 in words is "eleven trillion, three hundred thirty-one billion, two hundred one million, one hundred thousand, nine hundred eighty-seven".