1225435224331 has 4 divisors (see below), whose sum is σ = 1248556643712. Its totient is φ = 1202313804952.

The previous prime is 1225435224289. The next prime is 1225435224341. The reversal of 1225435224331 is 1334225345221.

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 1225435224331 - 2⁷ = 1225435224203 is a prime.

It is a super-2 number, since 2×1225435224331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1225435224341) 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, 11560709611 + ... + 11560709716.

It is an arithmetic number, because the mean of its divisors is an integer number (312139160928).

Almost surely, 2^{1225435224331} is an apocalyptic number.

1225435224331 is a deficient number, since it is larger than the sum of its proper divisors (23121419381).

1225435224331 is an equidigital number, since it uses as much as digits as its factorization.

1225435224331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23121419380.

The product of its digits is 172800, while the sum is 37.

The spelling of 1225435224331 in words is "one trillion, two hundred twenty-five billion, four hundred thirty-five million, two hundred twenty-four thousand, three hundred thirty-one".