3203023121 has 2 divisors, whose sum is σ = 3203023122. Its totient is φ = 3203023120.

The previous prime is 3203023099. The next prime is 3203023123. The reversal of 3203023121 is 1213203023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2333952721 + 869070400 = 48311^2 + 29480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3203023121 is a prime.

It is a super-2 number, since 2×3203023121² = 20518714227321161282, which contains 22 as substring.

Together with 3203023123, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3203023121.

It is not a weakly prime, because it can be changed into another prime (3203023123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1601511560 + 1601511561.

It is an arithmetic number, because the mean of its divisors is an integer number (1601511561).

Almost surely, 2^3203023121 is an apocalyptic number.

It is an amenable number.

3203023121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3203023121 is an equidigital number, since it uses as much as digits as its factorization.

3203023121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3203023121 is about 56595.2570539263. The cubic root of 3203023121 is about 1474.0765064398.

Adding to 3203023121 its reverse (1213203023), we get a palindrome (4416226144).

It can be divided in two parts, 3203023 and 121, that multiplied together give a palindrome (387565783).

The spelling of 3203023121 in words is "three billion, two hundred three million, twenty-three thousand, one hundred twenty-one".