22793362421 has 2 divisors, whose sum is σ = 22793362422. Its totient is φ = 22793362420.

The previous prime is 22793362409. The next prime is 22793362441. The reversal of 22793362421 is 12426339722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20998908100 + 1794454321 = 144910^2 + 42361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22793362421 is a prime.

It is a super-3 number, since 3×22793362421³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22793362441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11396681210 + 11396681211.

It is an arithmetic number, because the mean of its divisors is an integer number (11396681211).

Almost surely, 2^22793362421 is an apocalyptic number.

It is an amenable number.

22793362421 is a deficient number, since it is larger than the sum of its proper divisors (1).

22793362421 is an equidigital number, since it uses as much as digits as its factorization.

22793362421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 41.

The spelling of 22793362421 in words is "twenty-two billion, seven hundred ninety-three million, three hundred sixty-two thousand, four hundred twenty-one".