102102222111022 has 64 divisors (see below), whose sum is σ = 184333454300160. Its totient is φ = 41435053632000.

The previous prime is 102102222110881. The next prime is 102102222111023. The reversal of 102102222111022 is 220111222201201.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102102222111023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5957990038 + ... + 5958007174.

It is an arithmetic number, because the mean of its divisors is an integer number (2880210223440).

Almost surely, 2^{102102222111022} is an apocalyptic number.

102102222111022 is a deficient number, since it is larger than the sum of its proper divisors (82231232189138).

102102222111022 is a wasteful number, since it uses less digits than its factorization.

102102222111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26657.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102102222111022 its reverse (220111222201201), we get a palindrome (322213444312223).

The spelling of 102102222111022 in words is "one hundred two trillion, one hundred two billion, two hundred twenty-two million, one hundred eleven thousand, twenty-two".