102320822 has 16 divisors (see below), whose sum is σ = 158455440. Its totient is φ = 49523712.

The previous prime is 102320821. The next prime is 102320839. The reversal of 102320822 is 228023201.

It is a super-2 number, since 2×102320822² = 20939101229511368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102320794 and 102320803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102320821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4454 + ... + 14982.

It is an arithmetic number, because the mean of its divisors is an integer number (9903465).

Almost surely, 2^102320822 is an apocalyptic number.

102320822 is a deficient number, since it is larger than the sum of its proper divisors (56134618).

102320822 is a wasteful number, since it uses less digits than its factorization.

102320822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10687.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 102320822 is about 10115.3755244183. The cubic root of 102320822 is about 467.7222247944.

The spelling of 102320822 in words is "one hundred two million, three hundred twenty thousand, eight hundred twenty-two".