100220121143 has 2 divisors, whose sum is σ = 100220121144. Its totient is φ = 100220121142.

The previous prime is 100220121119. The next prime is 100220121149. The reversal of 100220121143 is 341121022001.

It is a strong prime.

It is an emirp because it is prime and its reverse (341121022001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220121143 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100220121149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110060571 + 50110060572.

It is an arithmetic number, because the mean of its divisors is an integer number (50110060572).

Almost surely, 2^100220121143 is an apocalyptic number.

100220121143 is a deficient number, since it is larger than the sum of its proper divisors (1).

100220121143 is an equidigital number, since it uses as much as digits as its factorization.

100220121143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 100220121143 its reverse (341121022001), we get a palindrome (441341143144).

The spelling of 100220121143 in words is "one hundred billion, two hundred twenty million, one hundred twenty-one thousand, one hundred forty-three".