22430216245161 has 4 divisors (see below), whose sum is σ = 29906954993552. Its totient is φ = 14953477496772.

The previous prime is 22430216245121. The next prime is 22430216245193. The reversal of 22430216245161 is 16154261203422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-22430216245161 is a prime.

It is a super-2 number, since 2×22430216245161² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22430216245121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3738369374191 + ... + 3738369374196.

It is an arithmetic number, because the mean of its divisors is an integer number (7476738748388).

Almost surely, 2^{22430216245161} is an apocalyptic number.

It is an amenable number.

22430216245161 is a deficient number, since it is larger than the sum of its proper divisors (7476738748391).

22430216245161 is an equidigital number, since it uses as much as digits as its factorization.

22430216245161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7476738748390.

The product of its (nonzero) digits is 138240, while the sum is 39.

Adding to 22430216245161 its reverse (16154261203422), we get a palindrome (38584477448583).

The spelling of 22430216245161 in words is "twenty-two trillion, four hundred thirty billion, two hundred sixteen million, two hundred forty-five thousand, one hundred sixty-one".