1245254224422 has 32 divisors (see below), whose sum is σ = 2683247988960. Its totient is φ = 382989150720.

The previous prime is 1245254224397. The next prime is 1245254224427. The reversal of 1245254224422 is 2244224525421.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245254224427) 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, 3276979 + ... + 3637182.

It is an arithmetic number, because the mean of its divisors is an integer number (83851499655).

Almost surely, 2^{1245254224422} is an apocalyptic number.

1245254224422 is an abundant number, since it is smaller than the sum of its proper divisors (1437993764538).

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

1245254224422 is a wasteful number, since it uses less digits than its factorization.

1245254224422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6916488.

The product of its digits is 409600, while the sum is 39.

Adding to 1245254224422 its reverse (2244224525421), we get a palindrome (3489478749843).

The spelling of 1245254224422 in words is "one trillion, two hundred forty-five billion, two hundred fifty-four million, two hundred twenty-four thousand, four hundred twenty-two".