23462121211 has 2 divisors, whose sum is σ = 23462121212. Its totient is φ = 23462121210.

The previous prime is 23462121191. The next prime is 23462121217. The reversal of 23462121211 is 11212126432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23462121211 - 2²¹ = 23460024059 is a prime.

It is a super-2 number, since 2×23462121211² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23462121217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11731060605 + 11731060606.

It is an arithmetic number, because the mean of its divisors is an integer number (11731060606).

Almost surely, 2^23462121211 is an apocalyptic number.

23462121211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23462121211 is an equidigital number, since it uses as much as digits as its factorization.

23462121211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

Adding to 23462121211 its reverse (11212126432), we get a palindrome (34674247643).

The spelling of 23462121211 in words is "twenty-three billion, four hundred sixty-two million, one hundred twenty-one thousand, two hundred eleven".