11021100011100 has 90 divisors (see below), whose sum is σ = 35726052247424. Its totient is φ = 2938960000800.

The previous prime is 11021100011087. The next prime is 11021100011113. The reversal of 11021100011100 is 111000112011.

It is an interprime number because it is at equal distance from previous prime (11021100011087) and next prime (11021100011113).

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 680306716 + ... + 680322915.

Almost surely, 2^{11021100011100} is an apocalyptic number.

11021100011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021100011100 is an abundant number, since it is smaller than the sum of its proper divisors (24704952236324).

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

11021100011100 is a wasteful number, since it uses less digits than its factorization.

11021100011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360629657 (or 1360629641 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11021100011100 its reverse (111000112011), we get a palindrome (11132100123111).

The spelling of 11021100011100 in words is "eleven trillion, twenty-one billion, one hundred million, eleven thousand, one hundred".