20113402101211 has 2 divisors, whose sum is σ = 20113402101212. Its totient is φ = 20113402101210.

The previous prime is 20113402101119. The next prime is 20113402101253. The reversal of 20113402101211 is 11210120431102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20113402101211 - 2¹³ = 20113402093019 is a prime.

It is not a weakly prime, because it can be changed into another prime (20113402101011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056701050605 + 10056701050606.

It is an arithmetic number, because the mean of its divisors is an integer number (10056701050606).

Almost surely, 2^{20113402101211} is an apocalyptic number.

20113402101211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113402101211 is an equidigital number, since it uses as much as digits as its factorization.

20113402101211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 20113402101211 its reverse (11210120431102), we get a palindrome (31323522532313).

The spelling of 20113402101211 in words is "twenty trillion, one hundred thirteen billion, four hundred two million, one hundred one thousand, two hundred eleven".