610222120 has 32 divisors (see below), whose sum is σ = 1375000200. Its totient is φ = 243733248.

The previous prime is 610222117. The next prime is 610222121. The reversal of 610222120 is 21222016.

It can be written as a sum of positive squares in 4 ways, for example, as 330730596 + 279491524 = 18186^2 + 16718^2 .

It is a junction number, because it is equal to n+sod(n) for n = 610222094 and 610222103.

It is not an unprimeable number, because it can be changed into a prime (610222121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17602 + ... + 39118.

Almost surely, 2^610222120 is an apocalyptic number.

It is an amenable number.

610222120 is an abundant number, since it is smaller than the sum of its proper divisors (764778080).

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

610222120 is a wasteful number, since it uses less digits than its factorization.

610222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22237 (or 22233 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 610222120 is about 24702.6743491469. The cubic root of 610222120 is about 848.1955353352.

Adding to 610222120 its reverse (21222016), we get a palindrome (631444136).

The spelling of 610222120 in words is "six hundred ten million, two hundred twenty-two thousand, one hundred twenty".