1001111103222 has 64 divisors (see below), whose sum is σ = 2040631197696. Its totient is φ = 327366144000.

The previous prime is 1001111103211. The next prime is 1001111103227. The reversal of 1001111103222 is 2223011111001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001111103227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250213222 + ... + 250217222.

It is an arithmetic number, because the mean of its divisors is an integer number (31884862464).

Almost surely, 2^{1001111103222} is an apocalyptic number.

1001111103222 is an abundant number, since it is smaller than the sum of its proper divisors (1039520094474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001111103222 is a wasteful number, since it uses less digits than its factorization.

1001111103222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7805.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1001111103222 its reverse (2223011111001), we get a palindrome (3224122214223).

The spelling of 1001111103222 in words is "one trillion, one billion, one hundred eleven million, one hundred three thousand, two hundred twenty-two".