102120113322 has 24 divisors (see below), whose sum is σ = 228889910340. Its totient is φ = 32866243200.

The previous prime is 102120113317. The next prime is 102120113341. The reversal of 102120113322 is 223311021201.

It can be written as a sum of positive squares in 2 ways, for example, as 89197198281 + 12922915041 = 298659^2 + 113679^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102120113295 and 102120113304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97815679 + ... + 97816722.

Almost surely, 2^102120113322 is an apocalyptic number.

102120113322 is an abundant number, since it is smaller than the sum of its proper divisors (126769797018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102120113322 is a wasteful number, since it uses less digits than its factorization.

102120113322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195632438 (or 195632435 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 102120113322 its reverse (223311021201), we get a palindrome (325431134523).

The spelling of 102120113322 in words is "one hundred two billion, one hundred twenty million, one hundred thirteen thousand, three hundred twenty-two".