202023122 has 32 divisors (see below), whose sum is σ = 362299392. Its totient is φ = 82607184.

The previous prime is 202023119. The next prime is 202023131. The reversal of 202023122 is 221320202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 202023097 and 202023106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233663 + ... + 234525.

It is an arithmetic number, because the mean of its divisors is an integer number (11321856).

Almost surely, 2^202023122 is an apocalyptic number.

202023122 is a deficient number, since it is larger than the sum of its proper divisors (160276270).

202023122 is a wasteful number, since it uses less digits than its factorization.

202023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 202023122 is about 14213.4838093973. The cubic root of 202023122 is about 586.7688173680.

Adding to 202023122 its reverse (221320202), we get a palindrome (423343324).

The spelling of 202023122 in words is "two hundred two million, twenty-three thousand, one hundred twenty-two".