102011002221201 has 4 divisors (see below), whose sum is σ = 136014669628272. Its totient is φ = 68007334814132.

The previous prime is 102011002221199. The next prime is 102011002221259. The reversal of 102011002221201 is 102122200110201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102011002221201 - 2¹ = 102011002221199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102011002221101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17001833703531 + ... + 17001833703536.

It is an arithmetic number, because the mean of its divisors is an integer number (34003667407068).

Almost surely, 2^{102011002221201} is an apocalyptic number.

It is an amenable number.

102011002221201 is a deficient number, since it is larger than the sum of its proper divisors (34003667407071).

102011002221201 is an equidigital number, since it uses as much as digits as its factorization.

102011002221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34003667407070.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102011002221201 its reverse (102122200110201), we get a palindrome (204133202331402).

The spelling of 102011002221201 in words is "one hundred two trillion, eleven billion, two million, two hundred twenty-one thousand, two hundred one".