111100012021033 has 16 divisors (see below), whose sum is σ = 132186390670080. Its totient is φ = 91359201600576.

The previous prime is 111100012020989. The next prime is 111100012021067. The reversal of 111100012021033 is 330120210001111.

It is a happy number.

It is not a de Polignac number, because 111100012021033 - 2⁴⁵ = 75915639932201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111100012020998 and 111100012021016.

It is not an unprimeable number, because it can be changed into a prime (111100012021633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1742932141 + ... + 1742995882.

It is an arithmetic number, because the mean of its divisors is an integer number (8261649416880).

Almost surely, 2^{111100012021033} is an apocalyptic number.

It is an amenable number.

111100012021033 is a deficient number, since it is larger than the sum of its proper divisors (21086378649047).

111100012021033 is a wasteful number, since it uses less digits than its factorization.

111100012021033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485928216.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111100012021033 its reverse (330120210001111), we get a palindrome (441220222022144).

The spelling of 111100012021033 in words is "one hundred eleven trillion, one hundred billion, twelve million, twenty-one thousand, thirty-three".