423023040022122 has 24 divisors (see below), whose sum is σ = 917217472847364. Its totient is φ = 140904979576704.

The previous prime is 423023040022111. The next prime is 423023040022123. The reversal of 423023040022122 is 221220040320324.

423023040022122 is a `hidden beast` number, since 4 + 2 + 3 + 0 + 2 + 30 + 400 + 221 + 2 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 271741674498921 + 151281365523201 = 16484589^2 + 12299649^2 .

It is not an unprimeable number, because it can be changed into a prime (423023040022123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8558343823 + ... + 8558393250.

Almost surely, 2^{423023040022122} is an apocalyptic number.

423023040022122 is an abundant number, since it is smaller than the sum of its proper divisors (494194432825242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423023040022122 is a wasteful number, since it uses less digits than its factorization.

423023040022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17116738454 (or 17116738451 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 423023040022122 its reverse (221220040320324), we get a palindrome (644243080342446).

The spelling of 423023040022122 in words is "four hundred twenty-three trillion, twenty-three billion, forty million, twenty-two thousand, one hundred twenty-two".