222125020 has 24 divisors (see below), whose sum is σ = 502344864. Its totient is φ = 82015296.

The previous prime is 222124997. The next prime is 222125039. The reversal of 222125020 is 20521222.

222125020 is digitally balanced in base 3, 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 = 222124985 and 222125003.

It is a congruent number.

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, 426904 + ... + 427423.

It is an arithmetic number, because the mean of its divisors is an integer number (20931036).

Almost surely, 2^222125020 is an apocalyptic number.

222125020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222125020 is an abundant number, since it is smaller than the sum of its proper divisors (280219844).

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

222125020 is a wasteful number, since it uses less digits than its factorization.

222125020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854349 (or 854347 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 222125020 is about 14903.8592317560. The cubic root of 222125020 is about 605.6185373179.

Adding to 222125020 its reverse (20521222), we get a palindrome (242646242).

The spelling of 222125020 in words is "two hundred twenty-two million, one hundred twenty-five thousand, twenty".