222124131324131 has 4 divisors (see below), whose sum is σ = 222605962412064. Its totient is φ = 221642300236200.

The previous prime is 222124131324103. The next prime is 222124131324163. The reversal of 222124131324131 is 131423131421222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222124131324131 is a prime.

It is a super-2 number, since 2×222124131324131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222124131344131) 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, 240915543275 + ... + 240915544196.

It is an arithmetic number, because the mean of its divisors is an integer number (55651490603016).

Almost surely, 2^{222124131324131} is an apocalyptic number.

222124131324131 is a deficient number, since it is larger than the sum of its proper divisors (481831087933).

222124131324131 is an equidigital number, since it uses as much as digits as its factorization.

222124131324131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481831087932.

The product of its digits is 13824, while the sum is 32.

Adding to 222124131324131 its reverse (131423131421222), we get a palindrome (353547262745353).

The spelling of 222124131324131 in words is "two hundred twenty-two trillion, one hundred twenty-four billion, one hundred thirty-one million, three hundred twenty-four thousand, one hundred thirty-one".