20202412412111 has 2 divisors, whose sum is σ = 20202412412112. Its totient is φ = 20202412412110.

The previous prime is 20202412412057. The next prime is 20202412412153. The reversal of 20202412412111 is 11121421420202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20202412412111 - 2¹⁰ = 20202412411087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20202412415111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101206206055 + 10101206206056.

It is an arithmetic number, because the mean of its divisors is an integer number (10101206206056).

Almost surely, 2^{20202412412111} is an apocalyptic number.

20202412412111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202412412111 is an equidigital number, since it uses as much as digits as its factorization.

20202412412111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 20202412412111 its reverse (11121421420202), we get a palindrome (31323833832313).

The spelling of 20202412412111 in words is "twenty trillion, two hundred two billion, four hundred twelve million, four hundred twelve thousand, one hundred eleven".