2133321452511 has 16 divisors (see below), whose sum is σ = 2864975971200. Its totient is φ = 1411941217248.

The previous prime is 2133321452497. The next prime is 2133321452557. The reversal of 2133321452511 is 1152541233312.

It is a happy number.

It is not a de Polignac number, because 2133321452511 - 2²² = 2133317258207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133321452011) 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, 21947005 + ... + 22043993.

It is an arithmetic number, because the mean of its divisors is an integer number (179060998200).

Almost surely, 2^{2133321452511} is an apocalyptic number.

2133321452511 is a deficient number, since it is larger than the sum of its proper divisors (731654518689).

2133321452511 is a wasteful number, since it uses less digits than its factorization.

2133321452511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149878.

The product of its digits is 21600, while the sum is 33.

Adding to 2133321452511 its reverse (1152541233312), we get a palindrome (3285862685823).

The spelling of 2133321452511 in words is "two trillion, one hundred thirty-three billion, three hundred twenty-one million, four hundred fifty-two thousand, five hundred eleven".