1222343140422 has 16 divisors (see below), whose sum is σ = 2448560593152. Its totient is φ = 406801994760.

The previous prime is 1222343140411. The next prime is 1222343140433. The reversal of 1222343140422 is 2240413432221.

It is an interprime number because it is at equal distance from previous prime (1222343140411) and next prime (1222343140433).

It is a self number, because there is not a number n which added to its sum of digits gives 1222343140422.

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, 161425578 + ... + 161433149.

It is an arithmetic number, because the mean of its divisors is an integer number (153035037072).

Almost surely, 2^{1222343140422} is an apocalyptic number.

1222343140422 is an abundant number, since it is smaller than the sum of its proper divisors (1226217452730).

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

1222343140422 is a wasteful number, since it uses less digits than its factorization.

1222343140422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322859363.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 1222343140422 its reverse (2240413432221), we get a palindrome (3462756572643).

The spelling of 1222343140422 in words is "one trillion, two hundred twenty-two billion, three hundred forty-three million, one hundred forty thousand, four hundred twenty-two".