2382227021 has 2 divisors, whose sum is σ = 2382227022. Its totient is φ = 2382227020.

The previous prime is 2382226999. The next prime is 2382227027. The reversal of 2382227021 is 1207222832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1253938921 + 1128288100 = 35411^2 + 33590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2382227021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2382227027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1191113510 + 1191113511.

It is an arithmetic number, because the mean of its divisors is an integer number (1191113511).

Almost surely, 2^2382227021 is an apocalyptic number.

It is an amenable number.

2382227021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2382227021 is an equidigital number, since it uses as much as digits as its factorization.

2382227021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 2382227021 is about 48808.0630736357. The cubic root of 2382227021 is about 1335.5527588892.

Adding to 2382227021 its reverse (1207222832), we get a palindrome (3589449853).

The spelling of 2382227021 in words is "two billion, three hundred eighty-two million, two hundred twenty-seven thousand, twenty-one".