202220120012210 has 8 divisors (see below), whose sum is σ = 363996216021996. Its totient is φ = 80888048004880.

The previous prime is 202220120012189. The next prime is 202220120012231. The reversal of 202220120012210 is 12210021022202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (202220120012189) and next prime (202220120012231).

It can be written as a sum of positive squares in 2 ways, for example, as 202191649186921 + 28470825289 = 14219411^2 + 168733^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10111006000601 + ... + 10111006000620.

Almost surely, 2^{202220120012210} is an apocalyptic number.

202220120012210 is a deficient number, since it is larger than the sum of its proper divisors (161776096009786).

202220120012210 is a wasteful number, since it uses less digits than its factorization.

202220120012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20222012001228.

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

Adding to 202220120012210 its reverse (12210021022202), we get a palindrome (214430141034412).

The spelling of 202220120012210 in words is "two hundred two trillion, two hundred twenty billion, one hundred twenty million, twelve thousand, two hundred ten".