200000100001122 has 48 divisors (see below), whose sum is σ = 441513743743800. Its totient is φ = 65408231955456.

The previous prime is 200000100001063. The next prime is 200000100001127. The reversal of 200000100001122 is 221100001000002.

It can be written as a sum of positive squares in 4 ways, for example, as 176087618579601 + 23912481421521 = 13269801^2 + 4890039^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (200000100001127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108564754 + ... + 110391602.

Almost surely, 2^{200000100001122} is an apocalyptic number.

200000100001122 is an abundant number, since it is smaller than the sum of its proper divisors (241513643742678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200000100001122 is a wasteful number, since it uses less digits than its factorization.

200000100001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1941667 (or 1941664 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200000100001122 its reverse (221100001000002), we get a palindrome (421100101001124).

The spelling of 200000100001122 in words is "two hundred trillion, one hundred million, one thousand, one hundred twenty-two".