1110221001111 has 64 divisors (see below), whose sum is σ = 1662896537600. Its totient is φ = 655855056000.

The previous prime is 1110221001103. The next prime is 1110221001137. The reversal of 1110221001111 is 1111001220111.

It is not a de Polignac number, because 1110221001111 - 2³ = 1110221001103 is a prime.

It is a super-2 number, since 2×1110221001111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110221001011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9816000 + ... + 9928458.

It is an arithmetic number, because the mean of its divisors is an integer number (25982758400).

Almost surely, 2^{1110221001111} is an apocalyptic number.

1110221001111 is a deficient number, since it is larger than the sum of its proper divisors (552675536489).

1110221001111 is a wasteful number, since it uses less digits than its factorization.

1110221001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112700.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1110221001111 its reverse (1111001220111), we get a palindrome (2221222221222).

The spelling of 1110221001111 in words is "one trillion, one hundred ten billion, two hundred twenty-one million, one thousand, one hundred eleven".