210002120122022 has 4 divisors (see below), whose sum is σ = 315003180183036. Its totient is φ = 105001060061010.

The previous prime is 210002120122013. The next prime is 210002120122033. The reversal of 210002120122022 is 220221021200012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52500530030504 + ... + 52500530030507.

It is an arithmetic number, because the mean of its divisors is an integer number (78750795045759).

Almost surely, 2^{210002120122022} is an apocalyptic number.

210002120122022 is a deficient number, since it is larger than the sum of its proper divisors (105001060061014).

210002120122022 is a wasteful number, since it uses less digits than its factorization.

210002120122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105001060061013.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 210002120122022 its reverse (220221021200012), we get a palindrome (430223141322034).

The spelling of 210002120122022 in words is "two hundred ten trillion, two billion, one hundred twenty million, one hundred twenty-two thousand, twenty-two".