200101122112 has 14 divisors (see below), whose sum is σ = 397075664318. Its totient is φ = 100050561024.

The previous prime is 200101122079. The next prime is 200101122113. The reversal of 200101122112 is 211221101002.

It can be written as a sum of positive squares in only one way, i.e., 161584704576 + 38516417536 = 401976^2 + 196256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200101122092 and 200101122101.

It is not an unprimeable number, because it can be changed into a prime (200101122113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563289953 + ... + 1563290080.

Almost surely, 2^200101122112 is an apocalyptic number.

It is an amenable number.

200101122112 is a deficient number, since it is larger than the sum of its proper divisors (196974542206).

200101122112 is an equidigital number, since it uses as much as digits as its factorization.

200101122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3126580045 (or 3126580035 counting only the distinct ones).

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

Adding to 200101122112 its reverse (211221101002), we get a palindrome (411322223114).

The spelling of 200101122112 in words is "two hundred billion, one hundred one million, one hundred twenty-two thousand, one hundred twelve".