1232122423331 has 4 divisors (see below), whose sum is σ = 1232435864664. Its totient is φ = 1231808982000.

The previous prime is 1232122423327. The next prime is 1232122423349. The reversal of 1232122423331 is 1333242212321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1232122423331 - 2² = 1232122423327 is a prime.

It is a super-2 number, since 2×1232122423331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1232122423294 and 1232122423303.

It is not an unprimeable number, because it can be changed into a prime (1232122423031) 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, 156714770 + ... + 156722631.

It is an arithmetic number, because the mean of its divisors is an integer number (308108966166).

Almost surely, 2^{1232122423331} is an apocalyptic number.

1232122423331 is a deficient number, since it is larger than the sum of its proper divisors (313441333).

1232122423331 is an equidigital number, since it uses as much as digits as its factorization.

1232122423331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313441332.

The product of its digits is 10368, while the sum is 29.

Adding to 1232122423331 its reverse (1333242212321), we get a palindrome (2565364635652).

The spelling of 1232122423331 in words is "one trillion, two hundred thirty-two billion, one hundred twenty-two million, four hundred twenty-three thousand, three hundred thirty-one".