1120000021111 has 12 divisors (see below), whose sum is σ = 1189910817000. Its totient is φ = 1053982102400.

The previous prime is 1120000021087. The next prime is 1120000021121. The reversal of 1120000021111 is 1111200000211.

It is not a de Polignac number, because 1120000021111 - 2⁵ = 1120000021079 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 (1120000021121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2038140 + ... + 2528638.

It is an arithmetic number, because the mean of its divisors is an integer number (99159234750).

Almost surely, 2^{1120000021111} is an apocalyptic number.

1120000021111 is a deficient number, since it is larger than the sum of its proper divisors (69910795889).

1120000021111 is an equidigital number, since it uses as much as digits as its factorization.

1120000021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498434 (or 498417 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1120000021111 its reverse (1111200000211), we get a palindrome (2231200021322).

It can be divided in two parts, 11200000211 and 11, that multiplied together give a palindrome (123200002321).

The spelling of 1120000021111 in words is "one trillion, one hundred twenty billion, twenty-one thousand, one hundred eleven".