200101202012101 has 4 divisors (see below), whose sum is σ = 215493602166892. Its totient is φ = 184708801857312.

The previous prime is 200101202012099. The next prime is 200101202012119. The reversal of 200101202012101 is 101210202101002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 103070230827201 + 97030971184900 = 10152351^2 + 9850430^2 .

It is a cyclic number.

It is not a de Polignac number, because 200101202012101 - 2¹ = 200101202012099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 15392400154777 = 200101202012101 / (2 + 0 + 0 + 1 + 0 + 1 + 2 + 0 + 2 + 0 + 1 + 2 + 1 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101202013101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7696200077376 + ... + 7696200077401.

It is an arithmetic number, because the mean of its divisors is an integer number (53873400541723).

Almost surely, 2^{200101202012101} is an apocalyptic number.

It is an amenable number.

200101202012101 is a deficient number, since it is larger than the sum of its proper divisors (15392400154791).

200101202012101 is a wasteful number, since it uses less digits than its factorization.

200101202012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15392400154790.

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

Adding to 200101202012101 its reverse (101210202101002), we get a palindrome (301311404113103).

It can be divided in two parts, 200101 and 202012101, that added together give a palindrome (202212202).

The spelling of 200101202012101 in words is "two hundred trillion, one hundred one billion, two hundred two million, twelve thousand, one hundred one".