2100311221104 has 30 divisors (see below), whose sum is σ = 5877954320576. Its totient is φ = 700103740320.

The previous prime is 2100311221081. The next prime is 2100311221121. The reversal of 2100311221104 is 4011221130012.

It is a super-2 number, since 2×2100311221104² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7292747152 + ... + 7292747439.

Almost surely, 2^{2100311221104} is an apocalyptic number.

2100311221104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2100311221104 is an abundant number, since it is smaller than the sum of its proper divisors (3777643099472).

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

2100311221104 is a wasteful number, since it uses less digits than its factorization.

2100311221104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14585494605 (or 14585494596 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2100311221104 its reverse (4011221130012), we get a palindrome (6111532351116).

The spelling of 2100311221104 in words is "two trillion, one hundred billion, three hundred eleven million, two hundred twenty-one thousand, one hundred four".