22231002019 has 2 divisors, whose sum is σ = 22231002020. Its totient is φ = 22231002018.

The previous prime is 22231001959. The next prime is 22231002043. The reversal of 22231002019 is 91020013222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22231002019 is a prime.

It is a super-2 number, since 2×22231002019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22231002049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11115501009 + 11115501010.

It is an arithmetic number, because the mean of its divisors is an integer number (11115501010).

Almost surely, 2^22231002019 is an apocalyptic number.

22231002019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22231002019 is an equidigital number, since it uses as much as digits as its factorization.

22231002019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 22231002019 in words is "twenty-two billion, two hundred thirty-one million, two thousand, nineteen".