200100012100101 has 32 divisors (see below), whose sum is σ = 302056400160000. Its totient is φ = 130874946830784.

The previous prime is 200100012100081. The next prime is 200100012100129. The reversal of 200100012100101 is 101001210001002.

It is a happy number.

It is not a de Polignac number, because 200100012100101 - 2¹⁰ = 200100012099077 is a prime.

It is a super-2 number, since 2×200100012100101² (a number of 29 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200100012100141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18915600 + ... + 27531798.

It is an arithmetic number, because the mean of its divisors is an integer number (9439262505000).

Almost surely, 2^{200100012100101} is an apocalyptic number.

It is an amenable number.

200100012100101 is a deficient number, since it is larger than the sum of its proper divisors (101956388059899).

200100012100101 is a wasteful number, since it uses less digits than its factorization.

200100012100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8632490 (or 8632484 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 200100012100101 its reverse (101001210001002), we get a palindrome (301101222101103).

The spelling of 200100012100101 in words is "two hundred trillion, one hundred billion, twelve million, one hundred thousand, one hundred one".