222101001020111 has 8 divisors (see below), whose sum is σ = 225416566108800. Its totient is φ = 218785454307288.

The previous prime is 222101001020099. The next prime is 222101001020179. The reversal of 222101001020111 is 111020100101222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222101001020111 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 (222101001020911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20799500 + ... + 29611166.

It is an arithmetic number, because the mean of its divisors is an integer number (28177070763600).

Almost surely, 2^{222101001020111} is an apocalyptic number.

222101001020111 is a deficient number, since it is larger than the sum of its proper divisors (3315565088689).

222101001020111 is an equidigital number, since it uses as much as digits as its factorization.

222101001020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9187933.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 222101001020111 its reverse (111020100101222), we get a palindrome (333121101121333).

The spelling of 222101001020111 in words is "two hundred twenty-two trillion, one hundred one billion, one million, twenty thousand, one hundred eleven".