102002001022201 has 24 divisors (see below), whose sum is σ = 118925170846560. Its totient is φ = 87231549408192.

The previous prime is 102002001022199. The next prime is 102002001022217. The reversal of 102002001022201 is 102220100200201.

It is a happy number.

It is not a de Polignac number, because 102002001022201 - 2¹ = 102002001022199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102002001022241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175290790 + ... + 175871728.

It is an arithmetic number, because the mean of its divisors is an integer number (4955215451940).

Almost surely, 2^{102002001022201} is an apocalyptic number.

It is an amenable number.

102002001022201 is a deficient number, since it is larger than the sum of its proper divisors (16923169824359).

102002001022201 is an equidigital number, since it uses as much as digits as its factorization.

102002001022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589093 (or 589086 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102002001022201 its reverse (102220100200201), we get a palindrome (204222101222402).

The spelling of 102002001022201 in words is "one hundred two trillion, two billion, one million, twenty-two thousand, two hundred one".