2123022 has 32 divisors (see below), whose sum is σ = 4878720. Its totient is φ = 609120.

The previous prime is 2122979. The next prime is 2123027. The reversal of 2123022 is 2203212.

It is a junction number, because it is equal to n+sod(n) for n = 2122989 and 2123007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123027) 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, 408 + ... + 2100.

It is an arithmetic number, because the mean of its divisors is an integer number (152460).

2^2123022 is an apocalyptic number.

2123022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2123022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2439360).

2123022 is an abundant number, since it is smaller than the sum of its proper divisors (2755698).

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

2123022 is a wasteful number, since it uses less digits than its factorization.

2123022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2123022 is about 1457.0593673560. The cubic root of 2123022 is about 128.5241769929.

Adding to 2123022 its reverse (2203212), we get a palindrome (4326234).

The spelling of 2123022 in words is "two million, one hundred twenty-three thousand, twenty-two".