203132021323 has 32 divisors (see below), whose sum is σ = 267218772480. Its totient is φ = 149597280000.

The previous prime is 203132021249. The next prime is 203132021329. The reversal of 203132021323 is 323120231302.

It is not a de Polignac number, because 203132021323 - 2⁹ = 203132020811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203132021294 and 203132021303.

It is not an unprimeable number, because it can be changed into a prime (203132021329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 451023 + ... + 780823.

It is an arithmetic number, because the mean of its divisors is an integer number (8350586640).

Almost surely, 2^203132021323 is an apocalyptic number.

203132021323 is a deficient number, since it is larger than the sum of its proper divisors (64086751157).

203132021323 is a wasteful number, since it uses less digits than its factorization.

203132021323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330259.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 203132021323 its reverse (323120231302), we get a palindrome (526252252625).

The spelling of 203132021323 in words is "two hundred three billion, one hundred thirty-two million, twenty-one thousand, three hundred twenty-three".