102020001100201 has 4 divisors (see below), whose sum is σ = 104508293810004. Its totient is φ = 99531708390400.

The previous prime is 102020001100187. The next prime is 102020001100247. The reversal of 102020001100201 is 102001100020201.

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 46558855794025 + 55461145306176 = 6823405^2 + 7447224^2 .

It is a cyclic number.

It is not a de Polignac number, because 102020001100201 - 2²¹ = 102019999003049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102020001100271) 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, 1244146354840 + ... + 1244146354921.

It is an arithmetic number, because the mean of its divisors is an integer number (26127073452501).

Almost surely, 2^{102020001100201} is an apocalyptic number.

It is an amenable number.

102020001100201 is a deficient number, since it is larger than the sum of its proper divisors (2488292709803).

102020001100201 is an equidigital number, since it uses as much as digits as its factorization.

102020001100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488292709802.

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

Adding to 102020001100201 its reverse (102001100020201), we get a palindrome (204021101120402).

The spelling of 102020001100201 in words is "one hundred two trillion, twenty billion, one million, one hundred thousand, two hundred one".