102002221002212 has 24 divisors (see below), whose sum is σ = 178919521425792. Its totient is φ = 50882359687200.

The previous prime is 102002221002211. The next prime is 102002221002223. The reversal of 102002221002212 is 212200122200201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102002221002211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401325323 + ... + 401579405.

It is an arithmetic number, because the mean of its divisors is an integer number (7454980059408).

Almost surely, 2^{102002221002212} is an apocalyptic number.

It is an amenable number.

102002221002212 is a deficient number, since it is larger than the sum of its proper divisors (76917300423580).

102002221002212 is a wasteful number, since it uses less digits than its factorization.

102002221002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487379 (or 487377 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102002221002212 its reverse (212200122200201), we get a palindrome (314202343202413).

The spelling of 102002221002212 in words is "one hundred two trillion, two billion, two hundred twenty-one million, two thousand, two hundred twelve".