22232341387 has 2 divisors, whose sum is σ = 22232341388. Its totient is φ = 22232341386.

The previous prime is 22232341349. The next prime is 22232341423. The reversal of 22232341387 is 78314323222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22232341387 is a prime.

It is a super-2 number, since 2×22232341387² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22232341687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11116170693 + 11116170694.

It is an arithmetic number, because the mean of its divisors is an integer number (11116170694).

Almost surely, 2^22232341387 is an apocalyptic number.

22232341387 is a deficient number, since it is larger than the sum of its proper divisors (1).

22232341387 is an equidigital number, since it uses as much as digits as its factorization.

22232341387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 37.

The spelling of 22232341387 in words is "twenty-two billion, two hundred thirty-two million, three hundred forty-one thousand, three hundred eighty-seven".