101232111222 has 48 divisors (see below), whose sum is σ = 245742833232. Its totient is φ = 29847303360.

The previous prime is 101232111187. The next prime is 101232111247. The reversal of 101232111222 is 222111232101.

101232111222 is a `hidden beast` number, since 101 + 232 + 111 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 101232111195 and 101232111204.

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 23 ways as a sum of consecutive naturals, for example, 6901773 + ... + 6916424.

It is an arithmetic number, because the mean of its divisors is an integer number (5119642359).

Almost surely, 2^101232111222 is an apocalyptic number.

101232111222 is an abundant number, since it is smaller than the sum of its proper divisors (144510722010).

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

101232111222 is a wasteful number, since it uses less digits than its factorization.

101232111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13818253 (or 13818250 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 101232111222 its reverse (222111232101), we get a palindrome (323343343323).

The spelling of 101232111222 in words is "one hundred one billion, two hundred thirty-two million, one hundred eleven thousand, two hundred twenty-two".