202122003122 has 8 divisors (see below), whose sum is σ = 326504774316. Its totient is φ = 93287078352.

The previous prime is 202122003119. The next prime is 202122003169. The reversal of 202122003122 is 221300221202.

It can be written as a sum of positive squares in 2 ways, for example, as 199111395961 + 3010607161 = 446219^2 + 54869^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 202122003122.

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, 3886961573 + ... + 3886961624.

Almost surely, 2^202122003122 is an apocalyptic number.

202122003122 is a deficient number, since it is larger than the sum of its proper divisors (124382771194).

202122003122 is a wasteful number, since it uses less digits than its factorization.

202122003122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7773923212.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 202122003122 its reverse (221300221202), we get a palindrome (423422224324).

The spelling of 202122003122 in words is "two hundred two billion, one hundred twenty-two million, three thousand, one hundred twenty-two".