101111212110222 has 80 divisors (see below), whose sum is σ = 226991327009040. Its totient is φ = 33640183087488.

The previous prime is 101111212110197. The next prime is 101111212110229. The reversal of 101111212110222 is 222011212111101.

It is a happy number.

101111212110222 is a `hidden beast` number, since 1 + 0 + 111 + 121 + 211 + 0 + 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 = 101111212110195 and 101111212110204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101111212110229) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 905528548 + ... + 905640200.

It is an arithmetic number, because the mean of its divisors is an integer number (2837391587613).

Almost surely, 2^{101111212110222} is an apocalyptic number.

101111212110222 is an abundant number, since it is smaller than the sum of its proper divisors (125880114898818).

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

101111212110222 is a wasteful number, since it uses less digits than its factorization.

101111212110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122159 (or 122150 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 101111212110222 its reverse (222011212111101), we get a palindrome (323122424221323).

The spelling of 101111212110222 in words is "one hundred one trillion, one hundred eleven billion, two hundred twelve million, one hundred ten thousand, two hundred twenty-two".