22290206429 has 2 divisors, whose sum is σ = 22290206430. Its totient is φ = 22290206428.

The previous prime is 22290206423. The next prime is 22290206437. The reversal of 22290206429 is 92460209222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14226525625 + 8063680804 = 119275^2 + 89798^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22290206429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22290206392 and 22290206401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22290206423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11145103214 + 11145103215.

It is an arithmetic number, because the mean of its divisors is an integer number (11145103215).

Almost surely, 2^22290206429 is an apocalyptic number.

It is an amenable number.

22290206429 is a deficient number, since it is larger than the sum of its proper divisors (1).

22290206429 is an equidigital number, since it uses as much as digits as its factorization.

22290206429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 22290206429 in words is "twenty-two billion, two hundred ninety million, two hundred six thousand, four hundred twenty-nine".