2211311000100 has 36 divisors (see below), whose sum is σ = 6398059827824. Its totient is φ = 589682933280.

The previous prime is 2211311000053. The next prime is 2211311000141. The reversal of 2211311000100 is 10001131122.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3685518034 + ... + 3685518633.

Almost surely, 2^{2211311000100} is an apocalyptic number.

2211311000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2211311000100 is an abundant number, since it is smaller than the sum of its proper divisors (4186748827724).

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

2211311000100 is a wasteful number, since it uses less digits than its factorization.

2211311000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7371036684 (or 7371036677 counting only the distinct ones).

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

Adding to 2211311000100 its reverse (10001131122), we get a palindrome (2221312131222).

The spelling of 2211311000100 in words is "two trillion, two hundred eleven billion, three hundred eleven million, one hundred", and thus it is an aban number.