2021434022 has 16 divisors (see below), whose sum is σ = 3075689232. Its totient is φ = 996288000.

The previous prime is 2021434007. The next prime is 2021434027. The reversal of 2021434022 is 2204341202.

It is a junction number, because it is equal to n+sod(n) for n = 2021433985 and 2021434003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021434027) 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, 27938 + ... + 69450.

It is an arithmetic number, because the mean of its divisors is an integer number (192230577).

Almost surely, 2^2021434022 is an apocalyptic number.

2021434022 is a deficient number, since it is larger than the sum of its proper divisors (1054255210).

2021434022 is a wasteful number, since it uses less digits than its factorization.

2021434022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41863.

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

The square root of 2021434022 is about 44960.3605635008. The cubic root of 2021434022 is about 1264.4059289322.

Adding to 2021434022 its reverse (2204341202), we get a palindrome (4225775224).

The spelling of 2021434022 in words is "two billion, twenty-one million, four hundred thirty-four thousand, twenty-two".