100212321103073 has 2 divisors, whose sum is σ = 100212321103074. Its totient is φ = 100212321103072.

The previous prime is 100212321103057. The next prime is 100212321103099. The reversal of 100212321103073 is 370301123212001.

It is an a-pointer prime, because the next prime (100212321103099) can be obtained adding 100212321103073 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80624721682129 + 19587599420944 = 8979127^2 + 4425788^2 .

It is a cyclic number.

It is not a de Polignac number, because 100212321103073 - 2⁴ = 100212321103057 is a prime.

It is not a weakly prime, because it can be changed into another prime (100212321103373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50106160551536 + 50106160551537.

It is an arithmetic number, because the mean of its divisors is an integer number (50106160551537).

Almost surely, 2^{100212321103073} is an apocalyptic number.

It is an amenable number.

100212321103073 is a deficient number, since it is larger than the sum of its proper divisors (1).

100212321103073 is an equidigital number, since it uses as much as digits as its factorization.

100212321103073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

Adding to 100212321103073 its reverse (370301123212001), we get a palindrome (470513444315074).

The spelling of 100212321103073 in words is "one hundred trillion, two hundred twelve billion, three hundred twenty-one million, one hundred three thousand, seventy-three".