20211123883 has 2 divisors, whose sum is σ = 20211123884. Its totient is φ = 20211123882.

The previous prime is 20211123871. The next prime is 20211123899. The reversal of 20211123883 is 38832111202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20211123883 - 2⁵ = 20211123851 is a prime.

It is a super-2 number, since 2×20211123883² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20211123833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105561941 + 10105561942.

It is an arithmetic number, because the mean of its divisors is an integer number (10105561942).

Almost surely, 2^20211123883 is an apocalyptic number.

20211123883 is a deficient number, since it is larger than the sum of its proper divisors (1).

20211123883 is an equidigital number, since it uses as much as digits as its factorization.

20211123883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 20211123883 in words is "twenty billion, two hundred eleven million, one hundred twenty-three thousand, eight hundred eighty-three".