2101011000201 has 6 divisors (see below), whose sum is σ = 3034793666970. Its totient is φ = 1400674000128.

The previous prime is 2101011000199. The next prime is 2101011000233. The reversal of 2101011000201 is 1020001101012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1656523443600 + 444487556601 = 1287060^2 + 666699^2 .

It is not a de Polignac number, because 2101011000201 - 2¹ = 2101011000199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 233445666689 = 2101011000201 / (2 + 1 + 0 + 1 + 0 + 1 + 1 + 0 + 0 + 0 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (2101011000271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116722833336 + ... + 116722833353.

It is an arithmetic number, because the mean of its divisors is an integer number (505798944495).

Almost surely, 2^{2101011000201} is an apocalyptic number.

It is an amenable number.

2101011000201 is a deficient number, since it is larger than the sum of its proper divisors (933782666769).

2101011000201 is a wasteful number, since it uses less digits than its factorization.

2101011000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233445666695 (or 233445666692 counting only the distinct ones).

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

Adding to 2101011000201 its reverse (1020001101012), we get a palindrome (3121012101213).

The spelling of 2101011000201 in words is "two trillion, one hundred one billion, eleven million, two hundred one", and thus it is an aban number.