102111100102201 has 4 divisors (see below), whose sum is σ = 102144393584272. Its totient is φ = 102077806620132.

The previous prime is 102111100102181. The next prime is 102111100102237. The reversal of 102111100102201 is 102201001111201.

It is a happy number.

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 102111100102201 - 2⁵ = 102111100102169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102111100102301) 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, 16646736435 + ... + 16646742568.

It is an arithmetic number, because the mean of its divisors is an integer number (25536098396068).

Almost surely, 2^{102111100102201} is an apocalyptic number.

It is an amenable number.

102111100102201 is a deficient number, since it is larger than the sum of its proper divisors (33293482071).

102111100102201 is an equidigital number, since it uses as much as digits as its factorization.

102111100102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33293482070.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102111100102201 its reverse (102201001111201), we get a palindrome (204312101213402).

The spelling of 102111100102201 in words is "one hundred two trillion, one hundred eleven billion, one hundred million, one hundred two thousand, two hundred one".