22400002009993 has 2 divisors, whose sum is σ = 22400002009994. Its totient is φ = 22400002009992.

The previous prime is 22400002009991. The next prime is 22400002010017. The reversal of 22400002009993 is 39990020000422.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13617480094969 + 8782521915024 = 3690187^2 + 2963532^2 .

It is a cyclic number.

It is not a de Polignac number, because 22400002009993 - 2¹ = 22400002009991 is a prime.

Together with 22400002009991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22400002009991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11200001004996 + 11200001004997.

It is an arithmetic number, because the mean of its divisors is an integer number (11200001004997).

Almost surely, 2^{22400002009993} is an apocalyptic number.

It is an amenable number.

22400002009993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22400002009993 is an equidigital number, since it uses as much as digits as its factorization.

22400002009993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 22400002009993 in words is "twenty-two trillion, four hundred billion, two million, nine thousand, nine hundred ninety-three".