22402323244451 has 2 divisors, whose sum is σ = 22402323244452. Its totient is φ = 22402323244450.

The previous prime is 22402323244297. The next prime is 22402323244541. The reversal of 22402323244451 is 15444232320422.

Together with next prime (22402323244541) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22402323244451 - 2¹⁰ = 22402323243427 is a prime.

It is not a weakly prime, because it can be changed into another prime (22402323246451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11201161622225 + 11201161622226.

It is an arithmetic number, because the mean of its divisors is an integer number (11201161622226).

Almost surely, 2^{22402323244451} is an apocalyptic number.

22402323244451 is a deficient number, since it is larger than the sum of its proper divisors (1).

22402323244451 is an equidigital number, since it uses as much as digits as its factorization.

22402323244451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 38.

Adding to 22402323244451 its reverse (15444232320422), we get a palindrome (37846555564873).

The spelling of 22402323244451 in words is "twenty-two trillion, four hundred two billion, three hundred twenty-three million, two hundred forty-four thousand, four hundred fifty-one".