102102012200122 has 16 divisors (see below), whose sum is σ = 168608827490400. Its totient is φ = 45984225677040.

The previous prime is 102102012200099. The next prime is 102102012200137. The reversal of 102102012200122 is 221002210201201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102102012200096 and 102102012200105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21288990972 + ... + 21288995767.

It is an arithmetic number, because the mean of its divisors is an integer number (10538051718150).

Almost surely, 2^{102102012200122} is an apocalyptic number.

102102012200122 is a deficient number, since it is larger than the sum of its proper divisors (66506815290278).

102102012200122 is a wasteful number, since it uses less digits than its factorization.

102102012200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42577986861.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102102012200122 its reverse (221002210201201), we get a palindrome (323104222401323).

The spelling of 102102012200122 in words is "one hundred two trillion, one hundred two billion, twelve million, two hundred thousand, one hundred twenty-two".