22301240881 has 2 divisors, whose sum is σ = 22301240882. Its totient is φ = 22301240880.

The previous prime is 22301240869. The next prime is 22301240947. The reversal of 22301240881 is 18804210322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11388304656 + 10912936225 = 106716^2 + 104465^2 .

It is a cyclic number.

It is not a de Polignac number, because 22301240881 - 2¹¹ = 22301238833 is a prime.

It is a super-2 number, since 2×22301240881² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22301240831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11150620440 + 11150620441.

It is an arithmetic number, because the mean of its divisors is an integer number (11150620441).

Almost surely, 2^22301240881 is an apocalyptic number.

It is an amenable number.

22301240881 is a deficient number, since it is larger than the sum of its proper divisors (1).

22301240881 is an equidigital number, since it uses as much as digits as its factorization.

22301240881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 31.

The spelling of 22301240881 in words is "twenty-two billion, three hundred one million, two hundred forty thousand, eight hundred eighty-one".