2113322203973 has 2 divisors, whose sum is σ = 2113322203974. Its totient is φ = 2113322203972.

The previous prime is 2113322203939. The next prime is 2113322204027. The reversal of 2113322203973 is 3793022233112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2056077813409 + 57244390564 = 1433903^2 + 239258^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113322203973 - 2¹⁴ = 2113322187589 is a prime.

It is a super-2 number, since 2×2113322203973² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2113322203373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056661101986 + 1056661101987.

It is an arithmetic number, because the mean of its divisors is an integer number (1056661101987).

Almost surely, 2^{2113322203973} is an apocalyptic number.

It is an amenable number.

2113322203973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113322203973 is an equidigital number, since it uses as much as digits as its factorization.

2113322203973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 38.

The spelling of 2113322203973 in words is "two trillion, one hundred thirteen billion, three hundred twenty-two million, two hundred three thousand, nine hundred seventy-three".