202300212122 has 4 divisors (see below), whose sum is σ = 303450318186. Its totient is φ = 101150106060.

The previous prime is 202300212073. The next prime is 202300212133. The reversal of 202300212122 is 221212003202.

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

It can be written as a sum of positive squares in only one way, i.e., 150970325401 + 51329886721 = 388549^2 + 226561^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 202300212122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50575053029 + ... + 50575053032.

Almost surely, 2^202300212122 is an apocalyptic number.

202300212122 is a deficient number, since it is larger than the sum of its proper divisors (101150106064).

202300212122 is a wasteful number, since it uses less digits than its factorization.

202300212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101150106063.

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

Adding to 202300212122 its reverse (221212003202), we get a palindrome (423512215324).

The spelling of 202300212122 in words is "two hundred two billion, three hundred million, two hundred twelve thousand, one hundred twenty-two".