1243322222422 has 16 divisors (see below), whose sum is σ = 2142453101472. Its totient is φ = 530091486720.

The previous prime is 1243322222399. The next prime is 1243322222501. The reversal of 1243322222422 is 2242222233421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230071729 + ... + 230077132.

It is an arithmetic number, because the mean of its divisors is an integer number (133903318842).

Almost surely, 2^{1243322222422} is an apocalyptic number.

1243322222422 is a deficient number, since it is larger than the sum of its proper divisors (899130879050).

1243322222422 is a wasteful number, since it uses less digits than its factorization.

1243322222422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460149063.

The product of its digits is 36864, while the sum is 31.

Adding to 1243322222422 its reverse (2242222233421), we get a palindrome (3485544455843).

The spelling of 1243322222422 in words is "one trillion, two hundred forty-three billion, three hundred twenty-two million, two hundred twenty-two thousand, four hundred twenty-two".