22863213631 has 2 divisors, whose sum is σ = 22863213632. Its totient is φ = 22863213630.

The previous prime is 22863213619. The next prime is 22863213647. The reversal of 22863213631 is 13631236822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22863213631 - 2¹³ = 22863205439 is a prime.

It is a super-2 number, since 2×22863213631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22863213431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11431606815 + 11431606816.

It is an arithmetic number, because the mean of its divisors is an integer number (11431606816).

Almost surely, 2^22863213631 is an apocalyptic number.

22863213631 is a deficient number, since it is larger than the sum of its proper divisors (1).

22863213631 is an equidigital number, since it uses as much as digits as its factorization.

22863213631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The spelling of 22863213631 in words is "twenty-two billion, eight hundred sixty-three million, two hundred thirteen thousand, six hundred thirty-one".