222221145693 has 8 divisors (see below), whose sum is σ = 296438076000. Its totient is φ = 148075822928.

The previous prime is 222221145677. The next prime is 222221145709. The reversal of 222221145693 is 396541122222.

It is an interprime number because it is at equal distance from previous prime (222221145677) and next prime (222221145709).

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 222221145693 - 2⁴ = 222221145677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222221145623) 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, 17894643 + ... + 17907056.

It is an arithmetic number, because the mean of its divisors is an integer number (37054759500).

Almost surely, 2^222221145693 is an apocalyptic number.

It is an amenable number.

222221145693 is a deficient number, since it is larger than the sum of its proper divisors (74216930307).

222221145693 is a wasteful number, since it uses less digits than its factorization.

222221145693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35803771.

The product of its digits is 103680, while the sum is 39.

The spelling of 222221145693 in words is "two hundred twenty-two billion, two hundred twenty-one million, one hundred forty-five thousand, six hundred ninety-three".