222331112102111 has 4 divisors (see below), whose sum is σ = 227753822153424. Its totient is φ = 216908402050800.

The previous prime is 222331112102081. The next prime is 222331112102119. The reversal of 222331112102111 is 111201211133222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222331112102111 is a prime.

It is a super-2 number, since 2×222331112102111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222331112102119) 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, 2711355025595 + ... + 2711355025676.

It is an arithmetic number, because the mean of its divisors is an integer number (56938455538356).

Almost surely, 2^{222331112102111} is an apocalyptic number.

222331112102111 is a deficient number, since it is larger than the sum of its proper divisors (5422710051313).

222331112102111 is an equidigital number, since it uses as much as digits as its factorization.

222331112102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5422710051312.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 222331112102111 its reverse (111201211133222), we get a palindrome (333532323235333).

The spelling of 222331112102111 in words is "two hundred twenty-two trillion, three hundred thirty-one billion, one hundred twelve million, one hundred two thousand, one hundred eleven".