2210120312 has 8 divisors (see below), whose sum is σ = 4143975600. Its totient is φ = 1105060152.

The previous prime is 2210120303. The next prime is 2210120317. The reversal of 2210120312 is 2130210122.

It is a happy number.

2210120312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210120317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138132512 + ... + 138132527.

It is an arithmetic number, because the mean of its divisors is an integer number (517996950).

Almost surely, 2^2210120312 is an apocalyptic number.

It is an amenable number.

2210120312 is a deficient number, since it is larger than the sum of its proper divisors (1933855288).

2210120312 is a wasteful number, since it uses less digits than its factorization.

2210120312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276265045 (or 276265041 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2210120312 is about 47011.9167020448. The cubic root of 2210120312 is about 1302.5826983201.

Adding to 2210120312 its reverse (2130210122), we get a palindrome (4340330434).

The spelling of 2210120312 in words is "two billion, two hundred ten million, one hundred twenty thousand, three hundred twelve".