2111213300033 has 4 divisors (see below), whose sum is σ = 2235402317700. Its totient is φ = 1987024282368.

The previous prime is 2111213299969. The next prime is 2111213300041. The reversal of 2111213300033 is 3300033121112.

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 764842949809 + 1346370350224 = 874553^2 + 1160332^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111213300033 - 2⁶ = 2111213299969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111213299978 and 2111213300014.

It is not an unprimeable number, because it can be changed into a prime (2101213300033) 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, 62094508808 + ... + 62094508841.

It is an arithmetic number, because the mean of its divisors is an integer number (558850579425).

Almost surely, 2^{2111213300033} is an apocalyptic number.

It is an amenable number.

2111213300033 is a deficient number, since it is larger than the sum of its proper divisors (124189017667).

2111213300033 is a wasteful number, since it uses less digits than its factorization.

2111213300033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124189017666.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 2111213300033 its reverse (3300033121112), we get a palindrome (5411246421145).

The spelling of 2111213300033 in words is "two trillion, one hundred eleven billion, two hundred thirteen million, three hundred thousand, thirty-three".