20234211331 has 2 divisors, whose sum is σ = 20234211332. Its totient is φ = 20234211330.

The previous prime is 20234211317. The next prime is 20234211341. The reversal of 20234211331 is 13311243202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20234211331 - 2¹¹ = 20234209283 is a prime.

It is a super-2 number, since 2×20234211331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20234211311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10117105665 + 10117105666.

It is an arithmetic number, because the mean of its divisors is an integer number (10117105666).

Almost surely, 2^20234211331 is an apocalyptic number.

20234211331 is a deficient number, since it is larger than the sum of its proper divisors (1).

20234211331 is an equidigital number, since it uses as much as digits as its factorization.

20234211331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20234211331 its reverse (13311243202), we get a palindrome (33545454533).

The spelling of 20234211331 in words is "twenty billion, two hundred thirty-four million, two hundred eleven thousand, three hundred thirty-one".