20201202100201 has 8 divisors (see below), whose sum is σ = 20956995839880. Its totient is φ = 19449355064832.

The previous prime is 20201202100159. The next prime is 20201202100267. The reversal of 20201202100201 is 10200120210202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1524975540201 + 18676226560000 = 1234899^2 + 4321600^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20201202100201 - 2²³ = 20201193711593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20201202100501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 986665650 + ... + 986686123.

It is an arithmetic number, because the mean of its divisors is an integer number (2619624479985).

Almost surely, 2^{20201202100201} is an apocalyptic number.

It is an amenable number.

20201202100201 is a deficient number, since it is larger than the sum of its proper divisors (755793739679).

20201202100201 is a wasteful number, since it uses less digits than its factorization.

20201202100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973352155.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20201202100201 its reverse (10200120210202), we get a palindrome (30401322310403).

The spelling of 20201202100201 in words is "twenty trillion, two hundred one billion, two hundred two million, one hundred thousand, two hundred one".