2133221201131 has 4 divisors (see below), whose sum is σ = 2133238338000. Its totient is φ = 2133204064264.

The previous prime is 2133221201117. The next prime is 2133221201141. The reversal of 2133221201131 is 1311021223312.

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

It is a cyclic number.

It is not a de Polignac number, because 2133221201131 - 2⁵ = 2133221201099 is a prime.

It is a super-2 number, since 2×2133221201131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133221201141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8380336 + ... + 8631133.

It is an arithmetic number, because the mean of its divisors is an integer number (533309584500).

Almost surely, 2^{2133221201131} is an apocalyptic number.

2133221201131 is a deficient number, since it is larger than the sum of its proper divisors (17136869).

2133221201131 is a wasteful number, since it uses less digits than its factorization.

2133221201131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17136868.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2133221201131 its reverse (1311021223312), we get a palindrome (3444242424443).

The spelling of 2133221201131 in words is "two trillion, one hundred thirty-three billion, two hundred twenty-one million, two hundred one thousand, one hundred thirty-one".