102201010212101 has 4 divisors (see below), whose sum is σ = 107580010749600. Its totient is φ = 96822009674604.

The previous prime is 102201010212073. The next prime is 102201010212137. The reversal of 102201010212101 is 101212010102201.

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 102201010212101 - 2¹⁸ = 102201009949957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102201010212001) 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, 2689500268721 + ... + 2689500268758.

It is an arithmetic number, because the mean of its divisors is an integer number (26895002687400).

Almost surely, 2^{102201010212101} is an apocalyptic number.

It is an amenable number.

102201010212101 is a deficient number, since it is larger than the sum of its proper divisors (5379000537499).

102201010212101 is an equidigital number, since it uses as much as digits as its factorization.

102201010212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5379000537498.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102201010212101 its reverse (101212010102201), we get a palindrome (203413020314302).

The spelling of 102201010212101 in words is "one hundred two trillion, two hundred one billion, ten million, two hundred twelve thousand, one hundred one".