1422110221402 has 16 divisors (see below), whose sum is σ = 2297489108040. Its totient is φ = 656291668032.

The previous prime is 1422110221397. The next prime is 1422110221403. The reversal of 1422110221402 is 2041220112241.

It can be written as a sum of positive squares in 4 ways, for example, as 1305372515841 + 116737705561 = 1142529^2 + 341669^2 .

It is not an unprimeable number, because it can be changed into a prime (1422110221403) 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, 2526853 + ... + 3037960.

Almost surely, 2^{1422110221402} is an apocalyptic number.

1422110221402 is a deficient number, since it is larger than the sum of its proper divisors (875378886638).

1422110221402 is a wasteful number, since it uses less digits than its factorization.

1422110221402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574657.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 1422110221402 its reverse (2041220112241), we get a palindrome (3463330333643).

The spelling of 1422110221402 in words is "one trillion, four hundred twenty-two billion, one hundred ten million, two hundred twenty-one thousand, four hundred two".