22300636643 has 2 divisors, whose sum is σ = 22300636644. Its totient is φ = 22300636642.

The previous prime is 22300636619. The next prime is 22300636649. The reversal of 22300636643 is 34663600322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22300636643 - 2¹⁶ = 22300571107 is a prime.

It is a super-2 number, since 2×22300636643² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22300636649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11150318321 + 11150318322.

It is an arithmetic number, because the mean of its divisors is an integer number (11150318322).

Almost surely, 2^22300636643 is an apocalyptic number.

22300636643 is a deficient number, since it is larger than the sum of its proper divisors (1).

22300636643 is an equidigital number, since it uses as much as digits as its factorization.

22300636643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 35.

The spelling of 22300636643 in words is "twenty-two billion, three hundred million, six hundred thirty-six thousand, six hundred forty-three".