2043220427 has 2 divisors, whose sum is σ = 2043220428. Its totient is φ = 2043220426.

The previous prime is 2043220397. The next prime is 2043220469. The reversal of 2043220427 is 7240223402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2043220427 - 2¹⁰ = 2043219403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2043220396 and 2043220405.

It is not a weakly prime, because it can be changed into another prime (2043229427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021610213 + 1021610214.

It is an arithmetic number, because the mean of its divisors is an integer number (1021610214).

Almost surely, 2^2043220427 is an apocalyptic number.

2043220427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043220427 is an equidigital number, since it uses as much as digits as its factorization.

2043220427 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 26.

The square root of 2043220427 is about 45201.9958298303. The cubic root of 2043220427 is about 1268.9321685187.

Adding to 2043220427 its reverse (7240223402), we get a palindrome (9283443829).

The spelling of 2043220427 in words is "two billion, forty-three million, two hundred twenty thousand, four hundred twenty-seven".