212222103122 has 8 divisors (see below), whose sum is σ = 318338899200. Its totient is φ = 106109136724.

The previous prime is 212222103109. The next prime is 212222103127. The reversal of 212222103122 is 221301222212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 212222103094 and 212222103103.

It is not an unprimeable number, because it can be changed into a prime (212222103127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814622 + ... + 1043097.

It is an arithmetic number, because the mean of its divisors is an integer number (39792362400).

Almost surely, 2^212222103122 is an apocalyptic number.

212222103122 is a deficient number, since it is larger than the sum of its proper divisors (106116796078).

212222103122 is a wasteful number, since it uses less digits than its factorization.

212222103122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914840.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212222103122 its reverse (221301222212), we get a palindrome (433523325334).

The spelling of 212222103122 in words is "two hundred twelve billion, two hundred twenty-two million, one hundred three thousand, one hundred twenty-two".