2001110111222 has 8 divisors (see below), whose sum is σ = 3001678892472. Its totient is φ = 1000550480400.

The previous prime is 2001110111213. The next prime is 2001110111227. The reversal of 2001110111222 is 2221110111002.

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

It is a junction number, because it is equal to n+sod(n) for n = 2001110111197 and 2001110111206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001110111227) 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, 1711904 + ... + 2633027.

It is an arithmetic number, because the mean of its divisors is an integer number (375209861559).

Almost surely, 2^{2001110111222} is an apocalyptic number.

2001110111222 is a deficient number, since it is larger than the sum of its proper divisors (1000568781250).

2001110111222 is a wasteful number, since it uses less digits than its factorization.

2001110111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4575214.

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

Adding to 2001110111222 its reverse (2221110111002), we get a palindrome (4222220222224).

The spelling of 2001110111222 in words is "two trillion, one billion, one hundred ten million, one hundred eleven thousand, two hundred twenty-two".