22441788601 has 2 divisors, whose sum is σ = 22441788602. Its totient is φ = 22441788600.

The previous prime is 22441788581. The next prime is 22441788647. The reversal of 22441788601 is 10688714422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21292646400 + 1149142201 = 145920^2 + 33899^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22441788601 is a prime.

It is a super-2 number, since 2×22441788601² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22441788001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11220894300 + 11220894301.

It is an arithmetic number, because the mean of its divisors is an integer number (11220894301).

Almost surely, 2^22441788601 is an apocalyptic number.

It is an amenable number.

22441788601 is a deficient number, since it is larger than the sum of its proper divisors (1).

22441788601 is an equidigital number, since it uses as much as digits as its factorization.

22441788601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172032, while the sum is 43.

The spelling of 22441788601 in words is "twenty-two billion, four hundred forty-one million, seven hundred eighty-eight thousand, six hundred one".