123242122401 has 16 divisors (see below), whose sum is σ = 168782227584. Its totient is φ = 79932196224.

The previous prime is 123242122397. The next prime is 123242122417. The reversal of 123242122401 is 104221242321.

It is not a de Polignac number, because 123242122401 - 2² = 123242122397 is a prime.

It is a super-3 number, since 3×123242122401³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (123242122441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1066485 + ... + 1176381.

It is an arithmetic number, because the mean of its divisors is an integer number (10548889224).

Almost surely, 2^123242122401 is an apocalyptic number.

It is an amenable number.

123242122401 is a deficient number, since it is larger than the sum of its proper divisors (45540105183).

123242122401 is a wasteful number, since it uses less digits than its factorization.

123242122401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120040.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 123242122401 its reverse (104221242321), we get a palindrome (227463364722).

The spelling of 123242122401 in words is "one hundred twenty-three billion, two hundred forty-two million, one hundred twenty-two thousand, four hundred one".