2124400433233 has 16 divisors (see below), whose sum is σ = 2345252542416. Its totient is φ = 1911820354560.

The previous prime is 2124400433231. The next prime is 2124400433303. The reversal of 2124400433233 is 3323340044212.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 204768015169 + 1919632418064 = 452513^2 + 1385508^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124400433233 - 2¹ = 2124400433231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2124400433195 and 2124400433204.

It is not an unprimeable number, because it can be changed into a prime (2124400433231) 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, 626910 + ... + 2154487.

It is an arithmetic number, because the mean of its divisors is an integer number (146578283901).

Almost surely, 2^{2124400433233} is an apocalyptic number.

It is an amenable number.

2124400433233 is a deficient number, since it is larger than the sum of its proper divisors (220852109183).

2124400433233 is a wasteful number, since it uses less digits than its factorization.

2124400433233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782884.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 2124400433233 its reverse (3323340044212), we get a palindrome (5447740477445).

The spelling of 2124400433233 in words is "two trillion, one hundred twenty-four billion, four hundred million, four hundred thirty-three thousand, two hundred thirty-three".