1250320040201 has 2 divisors, whose sum is σ = 1250320040202. Its totient is φ = 1250320040200.

The previous prime is 1250320040197. The next prime is 1250320040257. The reversal of 1250320040201 is 1020400230521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 687033765625 + 563286274576 = 828875^2 + 750524^2 .

It is a cyclic number.

It is not a de Polignac number, because 1250320040201 - 2² = 1250320040197 is a prime.

It is a super-2 number, since 2×1250320040201² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1250320340201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625160020100 + 625160020101.

It is an arithmetic number, because the mean of its divisors is an integer number (625160020101).

Almost surely, 2^{1250320040201} is an apocalyptic number.

It is an amenable number.

1250320040201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250320040201 is an equidigital number, since it uses as much as digits as its factorization.

1250320040201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1250320040201 its reverse (1020400230521), we get a palindrome (2270720270722).

The spelling of 1250320040201 in words is "one trillion, two hundred fifty billion, three hundred twenty million, forty thousand, two hundred one".