1120102021111 has 16 divisors (see below), whose sum is σ = 1190787284736. Its totient is φ = 1049951010816.

The previous prime is 1120102021081. The next prime is 1120102021133. The reversal of 1120102021111 is 1111202010211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1120102021111 - 2²¹ = 1120099923959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120102021091 and 1120102021100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120102021151) 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, 36190435 + ... + 36221371.

It is an arithmetic number, because the mean of its divisors is an integer number (74424205296).

Almost surely, 2^{1120102021111} is an apocalyptic number.

1120102021111 is a deficient number, since it is larger than the sum of its proper divisors (70685263625).

1120102021111 is a wasteful number, since it uses less digits than its factorization.

1120102021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39498.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1120102021111 its reverse (1111202010211), we get a palindrome (2231304031322).

The spelling of 1120102021111 in words is "one trillion, one hundred twenty billion, one hundred two million, twenty-one thousand, one hundred eleven".