22494102061 has 2 divisors, whose sum is σ = 22494102062. Its totient is φ = 22494102060.

The previous prime is 22494102047. The next prime is 22494102077. The reversal of 22494102061 is 16020149422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18314479561 + 4179622500 = 135331^2 + 64650^2 .

It is a cyclic number.

It is not a de Polignac number, because 22494102061 - 2³³ = 13904167469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22494102091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11247051030 + 11247051031.

It is an arithmetic number, because the mean of its divisors is an integer number (11247051031).

Almost surely, 2^22494102061 is an apocalyptic number.

It is an amenable number.

22494102061 is a deficient number, since it is larger than the sum of its proper divisors (1).

22494102061 is an equidigital number, since it uses as much as digits as its factorization.

22494102061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 22494102061 in words is "twenty-two billion, four hundred ninety-four million, one hundred two thousand, sixty-one".