222232221031 has 8 divisors (see below), whose sum is σ = 225986918400. Its totient is φ = 218501064600.

The previous prime is 222232220963. The next prime is 222232221059. The reversal of 222232221031 is 130122232222.

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

It is a cyclic number.

It is not a de Polignac number, because 222232221031 - 2⁹ = 222232220519 is a prime.

It is a super-2 number, since 2×222232221031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222232220993 and 222232221011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222232222031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5866195 + ... + 5903956.

It is an arithmetic number, because the mean of its divisors is an integer number (28248364800).

Almost surely, 2^222232221031 is an apocalyptic number.

222232221031 is a deficient number, since it is larger than the sum of its proper divisors (3754697369).

222232221031 is a wasteful number, since it uses less digits than its factorization.

222232221031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11770469.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222232221031 its reverse (130122232222), we get a palindrome (352354453253).

The spelling of 222232221031 in words is "two hundred twenty-two billion, two hundred thirty-two million, two hundred twenty-one thousand, thirty-one".