20100010210201 has 4 divisors (see below), whose sum is σ = 20153897637412. Its totient is φ = 20046122782992.

The previous prime is 20100010210193. The next prime is 20100010210271. The reversal of 20100010210201 is 10201201000102.

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 9227499782400 + 10872510427801 = 3037680^2 + 3297349^2 .

It is a cyclic number.

It is not a de Polignac number, because 20100010210201 - 2³ = 20100010210193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20100010210271) 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, 26943713046 + ... + 26943713791.

It is an arithmetic number, because the mean of its divisors is an integer number (5038474409353).

Almost surely, 2^{20100010210201} is an apocalyptic number.

It is an amenable number.

20100010210201 is a deficient number, since it is larger than the sum of its proper divisors (53887427211).

20100010210201 is an equidigital number, since it uses as much as digits as its factorization.

20100010210201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53887427210.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20100010210201 its reverse (10201201000102), we get a palindrome (30301211210303).

It can be divided in two parts, 201000102 and 10201, that multiplied together give a palindrome (2050402040502).

The spelling of 20100010210201 in words is "twenty trillion, one hundred billion, ten million, two hundred ten thousand, two hundred one".