20214023 has 2 divisors, whose sum is σ = 20214024. Its totient is φ = 20214022.

The previous prime is 20214017. The next prime is 20214053. The reversal of 20214023 is 32041202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20214023 - 2⁶ = 20213959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20213989 and 20214007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20214013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10107011 + 10107012.

It is an arithmetic number, because the mean of its divisors is an integer number (10107012).

Almost surely, 2^20214023 is an apocalyptic number.

20214023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20214023 is an equidigital number, since it uses as much as digits as its factorization.

20214023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 20214023 is about 4496.0007784697. Note that the first 3 decimals coincide. The cubic root of 20214023 is about 272.4065746000.

Adding to 20214023 its reverse (32041202), we get a palindrome (52255225).

The spelling of 20214023 in words is "twenty million, two hundred fourteen thousand, twenty-three".