100120203123331 has 2 divisors, whose sum is σ = 100120203123332. Its totient is φ = 100120203123330.

The previous prime is 100120203123323. The next prime is 100120203123337. The reversal of 100120203123331 is 133321302021001.

It is a strong prime.

It is an emirp because it is prime and its reverse (133321302021001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100120203123331 - 2³ = 100120203123323 is a prime.

It is a super-2 number, since 2×100120203123331² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100120203123337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060101561665 + 50060101561666.

It is an arithmetic number, because the mean of its divisors is an integer number (50060101561666).

Almost surely, 2^{100120203123331} is an apocalyptic number.

100120203123331 is a deficient number, since it is larger than the sum of its proper divisors (1).

100120203123331 is an equidigital number, since it uses as much as digits as its factorization.

100120203123331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 100120203123331 its reverse (133321302021001), we get a palindrome (233441505144332).

The spelling of 100120203123331 in words is "one hundred trillion, one hundred twenty billion, two hundred three million, one hundred twenty-three thousand, three hundred thirty-one".