222000066661111 has 8 divisors (see below), whose sum is σ = 223472112796800. Its totient is φ = 220528044828600.

The previous prime is 222000066661081. The next prime is 222000066661117. The reversal of 222000066661111 is 111166660000222.

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 222000066661111 - 2⁹ = 222000066660599 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222000066661117) 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, 12440460 + ... + 24469678.

It is an arithmetic number, because the mean of its divisors is an integer number (27934014099600).

Almost surely, 2^{222000066661111} is an apocalyptic number.

222000066661111 is the 6663334-th centered decagonal number.

222000066661111 is a deficient number, since it is larger than the sum of its proper divisors (1472046135689).

222000066661111 is a wasteful number, since it uses less digits than its factorization.

222000066661111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12151589.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 222000066661111 in words is "two hundred twenty-two trillion, sixty-six million, six hundred sixty-one thousand, one hundred eleven".