12173762201 has 2 divisors, whose sum is σ = 12173762202. Its totient is φ = 12173762200.

The previous prime is 12173762177. The next prime is 12173762221. The reversal of 12173762201 is 10226737121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12132802201 + 40960000 = 110149^2 + 6400^2 .

It is a cyclic number.

It is not a de Polignac number, because 12173762201 - 2¹⁴ = 12173745817 is a prime.

It is a super-2 number, since 2×12173762201² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12173762221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6086881100 + 6086881101.

It is an arithmetic number, because the mean of its divisors is an integer number (6086881101).

Almost surely, 2^12173762201 is an apocalyptic number.

It is an amenable number.

12173762201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12173762201 is an equidigital number, since it uses as much as digits as its factorization.

12173762201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The spelling of 12173762201 in words is "twelve billion, one hundred seventy-three million, seven hundred sixty-two thousand, two hundred one".