111120202120133 has 4 divisors (see below), whose sum is σ = 111134898623148. Its totient is φ = 111105505617120.

The previous prime is 111120202120049. The next prime is 111120202120177. The reversal of 111120202120133 is 331021202021111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42466101626404 + 68654100493729 = 6516602^2 + 8285777^2 .

It is a cyclic number.

It is not a de Polignac number, because 111120202120133 - 2¹² = 111120202116037 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 (111122202120133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7348240166 + ... + 7348255287.

It is an arithmetic number, because the mean of its divisors is an integer number (27783724655787).

Almost surely, 2^{111120202120133} is an apocalyptic number.

It is an amenable number.

111120202120133 is a deficient number, since it is larger than the sum of its proper divisors (14696503015).

111120202120133 is an equidigital number, since it uses as much as digits as its factorization.

111120202120133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14696503014.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 111120202120133 its reverse (331021202021111), we get a palindrome (442141404141244).

The spelling of 111120202120133 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred two million, one hundred twenty thousand, one hundred thirty-three".