2123133032 has 8 divisors (see below), whose sum is σ = 3980874450. Its totient is φ = 1061566512.

The previous prime is 2123133031. The next prime is 2123133037. The reversal of 2123133032 is 2303313212.

It can be written as a sum of positive squares in only one way, i.e., 1455117316 + 668015716 = 38146^2 + 25846^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2123132995 and 2123133013.

It is not an unprimeable number, because it can be changed into a prime (2123133031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132695807 + ... + 132695822.

Almost surely, 2^2123133032 is an apocalyptic number.

It is an amenable number.

2123133032 is a deficient number, since it is larger than the sum of its proper divisors (1857741418).

2123133032 is a wasteful number, since it uses less digits than its factorization.

2123133032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265391635 (or 265391631 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2123133032 is about 46077.4677255597. The cubic root of 2123133032 is about 1285.2641751723.

Adding to 2123133032 its reverse (2303313212), we get a palindrome (4426446244).

The spelling of 2123133032 in words is "two billion, one hundred twenty-three million, one hundred thirty-three thousand, thirty-two".