2121232332033 has 24 divisors (see below), whose sum is σ = 3072285576360. Its totient is φ = 1410335093760.

The previous prime is 2121232332013. The next prime is 2121232332061. The reversal of 2121232332033 is 3302332321212.

2121232332033 is a `hidden beast` number, since 2 + 1 + 2 + 12 + 323 + 320 + 3 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 622975546944 + 1498256785089 = 789288^2 + 1224033^2 .

It is not a de Polignac number, because 2121232332033 - 2⁹ = 2121232331521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2121232331988 and 2121232332006.

It is not an unprimeable number, because it can be changed into a prime (2121232332013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7702135 + ... + 7972787.

It is an arithmetic number, because the mean of its divisors is an integer number (128011899015).

Almost surely, 2^{2121232332033} is an apocalyptic number.

It is an amenable number.

2121232332033 is a deficient number, since it is larger than the sum of its proper divisors (951053244327).

2121232332033 is a wasteful number, since it uses less digits than its factorization.

2121232332033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273009 (or 273006 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 2121232332033 its reverse (3302332321212), we get a palindrome (5423564653245).

The spelling of 2121232332033 in words is "two trillion, one hundred twenty-one billion, two hundred thirty-two million, three hundred thirty-two thousand, thirty-three".