122365133641 has 4 divisors (see below), whose sum is σ = 122389645972. Its totient is φ = 122340621312.

The previous prime is 122365133633. The next prime is 122365133659. The reversal of 122365133641 is 146331563221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42066010000 + 80299123641 = 205100^2 + 283371^2 .

It is a cyclic number.

It is not a de Polignac number, because 122365133641 - 2³ = 122365133633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122365133641.

It is not an unprimeable number, because it can be changed into a prime (122365173641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12248676 + ... + 12258661.

It is an arithmetic number, because the mean of its divisors is an integer number (30597411493).

Almost surely, 2^122365133641 is an apocalyptic number.

It is an amenable number.

122365133641 is a deficient number, since it is larger than the sum of its proper divisors (24512331).

122365133641 is an equidigital number, since it uses as much as digits as its factorization.

122365133641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24512330.

The product of its digits is 77760, while the sum is 37.

Adding to 122365133641 its reverse (146331563221), we get a palindrome (268696696862).

The spelling of 122365133641 in words is "one hundred twenty-two billion, three hundred sixty-five million, one hundred thirty-three thousand, six hundred forty-one".