100030012220123 has 2 divisors, whose sum is σ = 100030012220124. Its totient is φ = 100030012220122.

The previous prime is 100030012220071. The next prime is 100030012220143. The reversal of 100030012220123 is 321022210030001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100030012220123 - 2¹² = 100030012216027 is a prime.

It is a super-2 number, since 2×100030012220123² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (100030012220143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50015006110061 + 50015006110062.

It is an arithmetic number, because the mean of its divisors is an integer number (50015006110062).

Almost surely, 2^{100030012220123} is an apocalyptic number.

100030012220123 is a deficient number, since it is larger than the sum of its proper divisors (1).

100030012220123 is an equidigital number, since it uses as much as digits as its factorization.

100030012220123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100030012220123 its reverse (321022210030001), we get a palindrome (421052222250124).

The spelling of 100030012220123 in words is "one hundred trillion, thirty billion, twelve million, two hundred twenty thousand, one hundred twenty-three".