102022002112221 has 8 divisors (see below), whose sum is σ = 151143706832960. Its totient is φ = 68014668074796.

The previous prime is 102022002112213. The next prime is 102022002112229. The reversal of 102022002112221 is 122211200220201.

It is a happy number.

102022002112221 is a `hidden beast` number, since 10 + 2 + 0 + 220 + 0 + 211 + 2 + 221 = 666.

It is an interprime number because it is at equal distance from previous prime (102022002112213) and next prime (102022002112229).

It is not a de Polignac number, because 102022002112221 - 2³ = 102022002112213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102022002112194 and 102022002112203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022002112229) 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, 1889296335385 + ... + 1889296335438.

It is an arithmetic number, because the mean of its divisors is an integer number (18892963354120).

Almost surely, 2^{102022002112221} is an apocalyptic number.

It is an amenable number.

102022002112221 is a deficient number, since it is larger than the sum of its proper divisors (49121704720739).

102022002112221 is an equidigital number, since it uses as much as digits as its factorization.

102022002112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3778592670832 (or 3778592670826 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102022002112221 its reverse (122211200220201), we get a palindrome (224233202332422).

The spelling of 102022002112221 in words is "one hundred two trillion, twenty-two billion, two million, one hundred twelve thousand, two hundred twenty-one".