20211219883 has 2 divisors, whose sum is σ = 20211219884. Its totient is φ = 20211219882.

The previous prime is 20211219871. The next prime is 20211219887. The reversal of 20211219883 is 38891211202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20211219883 - 2¹⁷ = 20211088811 is a prime.

It is not a weakly prime, because it can be changed into another prime (20211219887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105609941 + 10105609942.

It is an arithmetic number, because the mean of its divisors is an integer number (10105609942).

Almost surely, 2^20211219883 is an apocalyptic number.

20211219883 is a deficient number, since it is larger than the sum of its proper divisors (1).

20211219883 is an equidigital number, since it uses as much as digits as its factorization.

20211219883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 37.

The spelling of 20211219883 in words is "twenty billion, two hundred eleven million, two hundred nineteen thousand, eight hundred eighty-three".