200000122112122 has 4 divisors (see below), whose sum is σ = 300000183168186. Its totient is φ = 100000061056060.

The previous prime is 200000122112117. The next prime is 200000122112173. The reversal of 200000122112122 is 221211221000002.

It is a happy number.

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., 191072868513921 + 8927253598201 = 13822911^2 + 2987851^2 .

It is a super-2 number, since 2×200000122112122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200000122112096 and 200000122112105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000030528029 + ... + 50000030528032.

Almost surely, 2^{200000122112122} is an apocalyptic number.

200000122112122 is a deficient number, since it is larger than the sum of its proper divisors (100000061056064).

200000122112122 is a wasteful number, since it uses less digits than its factorization.

200000122112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100000061056063.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200000122112122 its reverse (221211221000002), we get a palindrome (421211343112124).

The spelling of 200000122112122 in words is "two hundred trillion, one hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".