23212021411 has 2 divisors, whose sum is σ = 23212021412. Its totient is φ = 23212021410.

The previous prime is 23212021397. The next prime is 23212021433. The reversal of 23212021411 is 11412021232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23212021411 - 2³¹ = 21064537763 is a prime.

It is not a weakly prime, because it can be changed into another prime (23212021111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606010705 + 11606010706.

It is an arithmetic number, because the mean of its divisors is an integer number (11606010706).

Almost surely, 2^23212021411 is an apocalyptic number.

23212021411 is a deficient number, since it is larger than the sum of its proper divisors (1).

23212021411 is an equidigital number, since it uses as much as digits as its factorization.

23212021411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 23212021411 its reverse (11412021232), we get a palindrome (34624042643).

The spelling of 23212021411 in words is "twenty-three billion, two hundred twelve million, twenty-one thousand, four hundred eleven".