101210312 has 16 divisors (see below), whose sum is σ = 216879360. Its totient is φ = 43375824.

The previous prime is 101210309. The next prime is 101210323. The reversal of 101210312 is 213012101.

It is a junction number, because it is equal to n+sod(n) for n = 101210293 and 101210302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903608 + ... + 903719.

It is an arithmetic number, because the mean of its divisors is an integer number (13554960).

Almost surely, 2^101210312 is an apocalyptic number.

It is an amenable number.

101210312 is an abundant number, since it is smaller than the sum of its proper divisors (115669048).

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

101210312 is a wasteful number, since it uses less digits than its factorization.

101210312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807340 (or 1807336 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 101210312 is about 10060.3335928785. Note that the first 3 decimals coincide. The cubic root of 101210312 is about 466.0239692461.

Adding to 101210312 its reverse (213012101), we get a palindrome (314222413).

The spelling of 101210312 in words is "one hundred one million, two hundred ten thousand, three hundred twelve".