200111010122 has 8 divisors (see below), whose sum is σ = 304278385476. Its totient is φ = 98684881632.

The previous prime is 200111010107. The next prime is 200111010137. The reversal of 200111010122 is 221010111002.

It is an interprime number because it is at equal distance from previous prime (200111010107) and next prime (200111010137).

It can be written as a sum of positive squares in 2 ways, for example, as 178177696321 + 21933313801 = 422111^2 + 148099^2 .

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, 685311533 + ... + 685311824.

Almost surely, 2^200111010122 is an apocalyptic number.

200111010122 is a deficient number, since it is larger than the sum of its proper divisors (104167375354).

200111010122 is a wasteful number, since it uses less digits than its factorization.

200111010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370623432.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200111010122 its reverse (221010111002), we get a palindrome (421121121124).

The spelling of 200111010122 in words is "two hundred billion, one hundred eleven million, ten thousand, one hundred twenty-two".