2021322242 has 16 divisors (see below), whose sum is σ = 3121094592. Its totient is φ = 981239280.

The previous prime is 2021322227. The next prime is 2021322311. The reversal of 2021322242 is 2422231202.

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, 56009 + ... + 84732.

It is an arithmetic number, because the mean of its divisors is an integer number (195068412).

Almost surely, 2^2021322242 is an apocalyptic number.

2021322242 is a deficient number, since it is larger than the sum of its proper divisors (1099772350).

2021322242 is a wasteful number, since it uses less digits than its factorization.

2021322242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140953.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2021322242 is about 44959.1174513024. The cubic root of 2021322242 is about 1264.3826223920.

Adding to 2021322242 its reverse (2422231202), we get a palindrome (4443553444).

The spelling of 2021322242 in words is "two billion, twenty-one million, three hundred twenty-two thousand, two hundred forty-two".