102002111221022 has 8 divisors (see below), whose sum is σ = 159655478432976. Its totient is φ = 48783618410032.

The previous prime is 102002111221009. The next prime is 102002111221027. The reversal of 102002111221022 is 220122111200201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002111221027) 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, 1108718600183 + ... + 1108718600274.

It is an arithmetic number, because the mean of its divisors is an integer number (19956934804122).

Almost surely, 2^{102002111221022} is an apocalyptic number.

102002111221022 is a deficient number, since it is larger than the sum of its proper divisors (57653367211954).

102002111221022 is a wasteful number, since it uses less digits than its factorization.

102002111221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217437200482.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102002111221022 its reverse (220122111200201), we get a palindrome (322124222421223).

The spelling of 102002111221022 in words is "one hundred two trillion, two billion, one hundred eleven million, two hundred twenty-one thousand, twenty-two".