124222120222 has 4 divisors (see below), whose sum is σ = 186333180336. Its totient is φ = 62111060110.

The previous prime is 124222120207. The next prime is 124222120229. The reversal of 124222120222 is 222021222421.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×124222120222² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 124222120193 and 124222120202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124222120229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31055530054 + ... + 31055530057.

It is an arithmetic number, because the mean of its divisors is an integer number (46583295084).

Almost surely, 2^124222120222 is an apocalyptic number.

124222120222 is a deficient number, since it is larger than the sum of its proper divisors (62111060114).

124222120222 is an equidigital number, since it uses as much as digits as its factorization.

124222120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62111060113.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 124222120222 its reverse (222021222421), we get a palindrome (346243342643).

The spelling of 124222120222 in words is "one hundred twenty-four billion, two hundred twenty-two million, one hundred twenty thousand, two hundred twenty-two".