200101102101 has 12 divisors (see below), whose sum is σ = 289071767712. Its totient is φ = 133383730536.

The previous prime is 200101102093. The next prime is 200101102121. The reversal of 200101102101 is 101201101002.

It is a happy number.

It is not a de Polignac number, because 200101102101 - 2³ = 200101102093 is a prime.

It is a super-2 number, since 2×200101102101² (a number of 23 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 (200101102121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1342281 + ... + 1483886.

It is an arithmetic number, because the mean of its divisors is an integer number (24089313976).

Almost surely, 2^200101102101 is an apocalyptic number.

It is an amenable number.

200101102101 is a deficient number, since it is larger than the sum of its proper divisors (88970665611).

200101102101 is a wasteful number, since it uses less digits than its factorization.

200101102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834040 (or 2834037 counting only the distinct ones).

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

Adding to 200101102101 its reverse (101201101002), we get a palindrome (301302203103).

The spelling of 200101102101 in words is "two hundred billion, one hundred one million, one hundred two thousand, one hundred one".