2122020422 has 32 divisors (see below), whose sum is σ = 3354998400. Its totient is φ = 1005234048.

The previous prime is 2122020421. The next prime is 2122020443. The reversal of 2122020422 is 2240202212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122020422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122020421) 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, 791348 + ... + 794024.

It is an arithmetic number, because the mean of its divisors is an integer number (104843700).

Almost surely, 2^2122020422 is an apocalyptic number.

2122020422 is a deficient number, since it is larger than the sum of its proper divisors (1232977978).

2122020422 is a wasteful number, since it uses less digits than its factorization.

2122020422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2122020422 is about 46065.3928888054. The cubic root of 2122020422 is about 1285.0396253180.

Adding to 2122020422 its reverse (2240202212), we get a palindrome (4362222634).

The spelling of 2122020422 in words is "two billion, one hundred twenty-two million, twenty thousand, four hundred twenty-two".