11111000010100 has 36 divisors (see below), whose sum is σ = 24119584345024. Its totient is φ = 4442793677280.

The previous prime is 11111000010091. The next prime is 11111000010109. The reversal of 11111000010100 is 101000011111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11111000010091) and next prime (11111000010109).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111000010109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19801002 + ... + 20354401.

Almost surely, 2^{11111000010100} is an apocalyptic number.

11111000010100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111000010100 is an abundant number, since it is smaller than the sum of its proper divisors (13008584334924).

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

11111000010100 is a wasteful number, since it uses less digits than its factorization.

11111000010100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40158184 (or 40158177 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 11111000010100 its reverse (101000011111), we get a palindrome (11212000021211).

The spelling of 11111000010100 in words is "eleven trillion, one hundred eleven billion, ten thousand, one hundred".