101210122222 has 32 divisors (see below), whose sum is σ = 174860150400. Its totient is φ = 43451575200.

The previous prime is 101210122207. The next prime is 101210122249. The reversal of 101210122222 is 222221012101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101210122196 and 101210122205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227397 + ... + 504112.

It is an arithmetic number, because the mean of its divisors is an integer number (5464379700).

Almost surely, 2^101210122222 is an apocalyptic number.

101210122222 is a deficient number, since it is larger than the sum of its proper divisors (73650028178).

101210122222 is a wasteful number, since it uses less digits than its factorization.

101210122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731872.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101210122222 its reverse (222221012101), we get a palindrome (323431134323).

The spelling of 101210122222 in words is "one hundred one billion, two hundred ten million, one hundred twenty-two thousand, two hundred twenty-two".