22120402429 has 2 divisors, whose sum is σ = 22120402430. Its totient is φ = 22120402428.

The previous prime is 22120402417. The next prime is 22120402441. The reversal of 22120402429 is 92420402122.

It is a balanced prime because it is at equal distance from previous prime (22120402417) and next prime (22120402441).

It can be written as a sum of positive squares in only one way, i.e., 20210887225 + 1909515204 = 142165^2 + 43698^2 .

It is a cyclic number.

It is not a de Polignac number, because 22120402429 - 2⁷ = 22120402301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22120402397 and 22120402406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120402229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060201214 + 11060201215.

It is an arithmetic number, because the mean of its divisors is an integer number (11060201215).

Almost surely, 2^22120402429 is an apocalyptic number.

It is an amenable number.

22120402429 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120402429 is an equidigital number, since it uses as much as digits as its factorization.

22120402429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 22120402429 in words is "twenty-two billion, one hundred twenty million, four hundred two thousand, four hundred twenty-nine".