20202211100201 has 4 divisors (see below), whose sum is σ = 21756227338692. Its totient is φ = 18648194861712.

The previous prime is 20202211100177. The next prime is 20202211100237. The reversal of 20202211100201 is 10200111220202.

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 13901227549225 + 6300983550976 = 3728435^2 + 2510176^2 .

It is not a de Polignac number, because 20202211100201 - 2¹⁰ = 20202211099177 is a prime.

It is a super-3 number, since 3×20202211100201³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20202211150201) 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, 777008119226 + ... + 777008119251.

It is an arithmetic number, because the mean of its divisors is an integer number (5439056834673).

Almost surely, 2^{20202211100201} is an apocalyptic number.

It is an amenable number.

20202211100201 is a deficient number, since it is larger than the sum of its proper divisors (1554016238491).

20202211100201 is a wasteful number, since it uses less digits than its factorization.

20202211100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554016238490.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20202211100201 its reverse (10200111220202), we get a palindrome (30402322320403).

The spelling of 20202211100201 in words is "twenty trillion, two hundred two billion, two hundred eleven million, one hundred thousand, two hundred one".