920002120 has 32 divisors (see below), whose sum is σ = 2075803200. Its totient is φ = 366970048.

The previous prime is 920002117. The next prime is 920002133. The reversal of 920002120 is 21200029.

It is a happy number.

920002120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 920002094 and 920002103.

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, 17674 + ... + 46393.

It is an arithmetic number, because the mean of its divisors is an integer number (64868850).

Almost surely, 2^920002120 is an apocalyptic number.

It is an amenable number.

920002120 is an abundant number, since it is smaller than the sum of its proper divisors (1155801080).

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

920002120 is a wasteful number, since it uses less digits than its factorization.

920002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64437 (or 64433 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 920002120 is about 30331.5367233512. The cubic root of 920002120 is about 972.5895732793.

Adding to 920002120 its reverse (21200029), we get a palindrome (941202149).

The spelling of 920002120 in words is "nine hundred twenty million, two thousand, one hundred twenty".