12222403131 has 8 divisors (see below), whose sum is σ = 16317622800. Its totient is φ = 8137726112.

The previous prime is 12222403121. The next prime is 12222403153. The reversal of 12222403131 is 13130422221.

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

It is a cyclic number.

It is not a de Polignac number, because 12222403131 - 2⁷ = 12222403003 is a prime.

It is a super-2 number, since 2×12222403131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12222403098 and 12222403107.

It is not an unprimeable number, because it can be changed into a prime (12222403111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2632956 + ... + 2637593.

It is an arithmetic number, because the mean of its divisors is an integer number (2039702850).

Almost surely, 2^12222403131 is an apocalyptic number.

12222403131 is a deficient number, since it is larger than the sum of its proper divisors (4095219669).

12222403131 is an equidigital number, since it uses as much as digits as its factorization.

12222403131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5271325.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12222403131 its reverse (13130422221), we get a palindrome (25352825352).

The spelling of 12222403131 in words is "twelve billion, two hundred twenty-two million, four hundred three thousand, one hundred thirty-one".