2105534510201 has 6 divisors (see below), whose sum is σ = 2175645962106. Its totient is φ = 2037614041200.

The previous prime is 2105534510161. The next prime is 2105534510231. The reversal of 2105534510201 is 1020154355012.

It can be written as a sum of positive squares in only one way, i.e., 1801769290000 + 303765220201 = 1342300^2 + 551149^2 .

It is not a de Polignac number, because 2105534510201 - 2²² = 2105530315897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2105534510231) 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, 1095490460 + ... + 1095492381.

It is an arithmetic number, because the mean of its divisors is an integer number (362607660351).

Almost surely, 2^{2105534510201} is an apocalyptic number.

It is an amenable number.

2105534510201 is a deficient number, since it is larger than the sum of its proper divisors (70111451905).

2105534510201 is an equidigital number, since it uses as much as digits as its factorization.

2105534510201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190982903 (or 2190982872 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 2105534510201 its reverse (1020154355012), we get a palindrome (3125688865213).

The spelling of 2105534510201 in words is "two trillion, one hundred five billion, five hundred thirty-four million, five hundred ten thousand, two hundred one".