102322402220 has 24 divisors (see below), whose sum is σ = 214938289104. Its totient is φ = 40917295296.

The previous prime is 102322402201. The next prime is 102322402361. The reversal of 102322402220 is 22204223201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 102322402192 and 102322402201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 657002 + ... + 797681.

It is an arithmetic number, because the mean of its divisors is an integer number (8955762046).

Almost surely, 2^102322402220 is an apocalyptic number.

102322402220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102322402220 is an abundant number, since it is smaller than the sum of its proper divisors (112615886884).

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

102322402220 is a wasteful number, since it uses less digits than its factorization.

102322402220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458209 (or 1458207 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 102322402220 its reverse (22204223201), we get a palindrome (124526625421).

The spelling of 102322402220 in words is "one hundred two billion, three hundred twenty-two million, four hundred two thousand, two hundred twenty".