12401423322 has 8 divisors (see below), whose sum is σ = 24802846656. Its totient is φ = 4133807772.

The previous prime is 12401423273. The next prime is 12401423327. The reversal of 12401423322 is 22332410421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12401423322 is an admirable number.

It is a super-2 number, since 2×12401423322² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12401423292 and 12401423301.

It is not an unprimeable number, because it can be changed into a prime (12401423327) 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, 1033451938 + ... + 1033451949.

It is an arithmetic number, because the mean of its divisors is an integer number (3100355832).

Almost surely, 2^12401423322 is an apocalyptic number.

12401423322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12401423322 is a wasteful number, since it uses less digits than its factorization.

12401423322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066903892.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12401423322 its reverse (22332410421), we get a palindrome (34733833743).

The spelling of 12401423322 in words is "twelve billion, four hundred one million, four hundred twenty-three thousand, three hundred twenty-two".