2042221422 has 32 divisors (see below), whose sum is σ = 4359985920. Its totient is φ = 635826240.

The previous prime is 2042221421. The next prime is 2042221453. The reversal of 2042221422 is 2241222402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042221421) 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, 118063 + ... + 134250.

It is an arithmetic number, because the mean of its divisors is an integer number (136249560).

Almost surely, 2^2042221422 is an apocalyptic number.

2042221422 is an abundant number, since it is smaller than the sum of its proper divisors (2317764498).

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

2042221422 is a wasteful number, since it uses less digits than its factorization.

2042221422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252408.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2042221422 is about 45190.9440264308. The cubic root of 2042221422 is about 1268.7253257288.

Adding to 2042221422 its reverse (2241222402), we get a palindrome (4283443824).

The spelling of 2042221422 in words is "two billion, forty-two million, two hundred twenty-one thousand, four hundred twenty-two".