1111022222101 has 16 divisors (see below), whose sum is σ = 1244650837248. Its totient is φ = 983068833600.

The previous prime is 1111022222099. The next prime is 1111022222117. The reversal of 1111022222101 is 1012222201111.

It is a cyclic number.

It is not a de Polignac number, because 1111022222101 - 2¹ = 1111022222099 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 (1111022222131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5842830 + ... + 6029983.

It is an arithmetic number, because the mean of its divisors is an integer number (77790677328).

Almost surely, 2^{1111022222101} is an apocalyptic number.

1111022222101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1111022222101 is a deficient number, since it is larger than the sum of its proper divisors (133628615147).

1111022222101 is a wasteful number, since it uses less digits than its factorization.

1111022222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11873052.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1111022222101 its reverse (1012222201111), we get a palindrome (2123244423212).

The spelling of 1111022222101 in words is "one trillion, one hundred eleven billion, twenty-two million, two hundred twenty-two thousand, one hundred one".