2403221071 has 2 divisors, whose sum is σ = 2403221072. Its totient is φ = 2403221070.

The previous prime is 2403220999. The next prime is 2403221081. The reversal of 2403221071 is 1701223042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2403221071 - 2⁷ = 2403220943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2403221081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201610535 + 1201610536.

It is an arithmetic number, because the mean of its divisors is an integer number (1201610536).

Almost surely, 2^2403221071 is an apocalyptic number.

2403221071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403221071 is an equidigital number, since it uses as much as digits as its factorization.

2403221071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 2403221071 is about 49022.6587508266. The cubic root of 2403221071 is about 1339.4646021417.

The spelling of 2403221071 in words is "two billion, four hundred three million, two hundred twenty-one thousand, seventy-one".