2164626201301 has 2 divisors, whose sum is σ = 2164626201302. Its totient is φ = 2164626201300.

The previous prime is 2164626201299. The next prime is 2164626201337. The reversal of 2164626201301 is 1031026264612.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2108623452100 + 56002749201 = 1452110^2 + 236649^2 .

It is a cyclic number.

It is not a de Polignac number, because 2164626201301 - 2¹ = 2164626201299 is a prime.

Together with 2164626201299, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2164626201401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082313100650 + 1082313100651.

It is an arithmetic number, because the mean of its divisors is an integer number (1082313100651).

Almost surely, 2^{2164626201301} is an apocalyptic number.

It is an amenable number.

2164626201301 is a deficient number, since it is larger than the sum of its proper divisors (1).

2164626201301 is an equidigital number, since it uses as much as digits as its factorization.

2164626201301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 2164626201301 in words is "two trillion, one hundred sixty-four billion, six hundred twenty-six million, two hundred one thousand, three hundred one".