202001111122 has 8 divisors (see below), whose sum is σ = 303004903500. Its totient is φ = 100999476624.

The previous prime is 202001111099. The next prime is 202001111171. The reversal of 202001111122 is 221111100202.

It can be written as a sum of positive squares in 2 ways, for example, as 194076372681 + 7924738441 = 440541^2 + 89021^2 .

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

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, 280597 + ... + 694792.

Almost surely, 2^202001111122 is an apocalyptic number.

202001111122 is a deficient number, since it is larger than the sum of its proper divisors (101003792378).

202001111122 is a wasteful number, since it uses less digits than its factorization.

202001111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078940.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202001111122 its reverse (221111100202), we get a palindrome (423112211324).

The spelling of 202001111122 in words is "two hundred two billion, one million, one hundred eleven thousand, one hundred twenty-two".