101213222 has 16 divisors (see below), whose sum is σ = 165851712. Its totient is φ = 45942120.

The previous prime is 101213207. The next prime is 101213227. The reversal of 101213222 is 222312101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101213197 and 101213206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101213227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15413 + ... + 20975.

It is an arithmetic number, because the mean of its divisors is an integer number (10365732).

Almost surely, 2^101213222 is an apocalyptic number.

101213222 is a deficient number, since it is larger than the sum of its proper divisors (64638490).

101213222 is a wasteful number, since it uses less digits than its factorization.

101213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6403.

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

The square root of 101213222 is about 10060.4782192498. The cubic root of 101213222 is about 466.0284355787.

Adding to 101213222 its reverse (222312101), we get a palindrome (323525323).

The spelling of 101213222 in words is "one hundred one million, two hundred thirteen thousand, two hundred twenty-two".