2113220302100 has 36 divisors (see below), whose sum is σ = 4586413067964. Its totient is φ = 845154478080.

The previous prime is 2113220302099. The next prime is 2113220302147. The reversal of 2113220302100 is 12030223112.

It can be written as a sum of positive squares in 6 ways, for example, as 594104891524 + 1519115410576 = 770782^2 + 1232524^2 .

It is a congruent number.

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, 1033667 + ... + 2301066.

It is an arithmetic number, because the mean of its divisors is an integer number (127400362999).

Almost surely, 2^{2113220302100} is an apocalyptic number.

2113220302100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113220302100 is an abundant number, since it is smaller than the sum of its proper divisors (2473192765864).

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

2113220302100 is a wasteful number, since it uses less digits than its factorization.

2113220302100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341084 (or 3341077 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2113220302100 its reverse (12030223112), we get a palindrome (2125250525212).

The spelling of 2113220302100 in words is "two trillion, one hundred thirteen billion, two hundred twenty million, three hundred two thousand, one hundred".