200202102122 has 16 divisors (see below), whose sum is σ = 329413410144. Its totient is φ = 90498186000.

The previous prime is 200202102091. The next prime is 200202102143. The reversal of 200202102122 is 221201202002.

It is a junction number, because it is equal to n+sod(n) for n = 200202102097 and 200202102106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25134404 + ... + 25142367.

It is an arithmetic number, because the mean of its divisors is an integer number (20588338134).

Almost surely, 2^200202102122 is an apocalyptic number.

200202102122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200202102122 is a deficient number, since it is larger than the sum of its proper divisors (129211308022).

200202102122 is a wasteful number, since it uses less digits than its factorization.

200202102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50276965.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 200202102122 its reverse (221201202002), we get a palindrome (421403304124).

The spelling of 200202102122 in words is "two hundred billion, two hundred two million, one hundred two thousand, one hundred twenty-two".