102002101332211 has 4 divisors (see below), whose sum is σ = 102398996668392. Its totient is φ = 101605205996032.

The previous prime is 102002101332181. The next prime is 102002101332217. The reversal of 102002101332211 is 112233101200201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102002101332211 is a prime.

It is a super-2 number, since 2×102002101332211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102002101332217) 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, 198447667705 + ... + 198447668218.

It is an arithmetic number, because the mean of its divisors is an integer number (25599749167098).

Almost surely, 2^{102002101332211} is an apocalyptic number.

102002101332211 is a deficient number, since it is larger than the sum of its proper divisors (396895336181).

102002101332211 is an equidigital number, since it uses as much as digits as its factorization.

102002101332211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396895336180.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 102002101332211 its reverse (112233101200201), we get a palindrome (214235202532412).

The spelling of 102002101332211 in words is "one hundred two trillion, two billion, one hundred one million, three hundred thirty-two thousand, two hundred eleven".