222220131243 has 8 divisors (see below), whose sum is σ = 323229281856. Its totient is φ = 134678867400.

The previous prime is 222220131209. The next prime is 222220131283. The reversal of 222220131243 is 342131022222.

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

It is not a de Polignac number, because 222220131243 - 2³⁰ = 221146389419 is a prime.

It is a super-2 number, since 2×222220131243² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222220131283) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3366971653 + ... + 3366971718.

It is an arithmetic number, because the mean of its divisors is an integer number (40403660232).

Almost surely, 2^222220131243 is an apocalyptic number.

222220131243 is a deficient number, since it is larger than the sum of its proper divisors (101009150613).

222220131243 is a wasteful number, since it uses less digits than its factorization.

222220131243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733943385.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 222220131243 its reverse (342131022222), we get a palindrome (564351153465).

The spelling of 222220131243 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred thirty-one thousand, two hundred forty-three".