2111323210133 has 8 divisors (see below), whose sum is σ = 2236836059352. Its totient is φ = 1985956734976.

The previous prime is 2111323210043. The next prime is 2111323210187. The reversal of 2111323210133 is 3310123231112.

It can be written as a sum of positive squares in 4 ways, for example, as 1202919787729 + 908403422404 = 1096777^2 + 953102^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111323210133 - 2¹⁰ = 2111323209109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111323210099 and 2111323210108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111323210193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36563810 + ... + 36621507.

It is an arithmetic number, because the mean of its divisors is an integer number (279604507419).

Almost surely, 2^{2111323210133} is an apocalyptic number.

It is an amenable number.

2111323210133 is a deficient number, since it is larger than the sum of its proper divisors (125512849219).

2111323210133 is a wasteful number, since it uses less digits than its factorization.

2111323210133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73187031.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2111323210133 its reverse (3310123231112), we get a palindrome (5421446441245).

The spelling of 2111323210133 in words is "two trillion, one hundred eleven billion, three hundred twenty-three million, two hundred ten thousand, one hundred thirty-three".