222212381927 has 4 divisors (see below), whose sum is σ = 222337012080. Its totient is φ = 222087751776.

The previous prime is 222212381921. The next prime is 222212381933. The reversal of 222212381927 is 729183212222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 729183212222 = 2 ⋅364591606111.

It is an interprime number because it is at equal distance from previous prime (222212381921) and next prime (222212381933).

It is a cyclic number.

It is not a de Polignac number, because 222212381927 - 2²² = 222208187623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222212381921) 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, 62312402 + ... + 62315967.

It is an arithmetic number, because the mean of its divisors is an integer number (55584253020).

Almost surely, 2^222212381927 is an apocalyptic number.

222212381927 is a deficient number, since it is larger than the sum of its proper divisors (124630153).

222212381927 is a wasteful number, since it uses less digits than its factorization.

222212381927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124630152.

The product of its digits is 96768, while the sum is 41.

The spelling of 222212381927 in words is "two hundred twenty-two billion, two hundred twelve million, three hundred eighty-one thousand, nine hundred twenty-seven".