100220212000001 has 2 divisors, whose sum is σ = 100220212000002. Its totient is φ = 100220212000000.

The previous prime is 100220211999977. The next prime is 100220212000049. The reversal of 100220212000001 is 100000212022001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97264566798400 + 2955645201601 = 9862280^2 + 1719199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220212000001 is a prime.

It is not a weakly prime, because it can be changed into another prime (100220212000081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110106000000 + 50110106000001.

It is an arithmetic number, because the mean of its divisors is an integer number (50110106000001).

Almost surely, 2^{100220212000001} is an apocalyptic number.

It is an amenable number.

100220212000001 is a deficient number, since it is larger than the sum of its proper divisors (1).

100220212000001 is an equidigital number, since it uses as much as digits as its factorization.

100220212000001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100220212000001 its reverse (100000212022001), we get a palindrome (200220424022002).

The spelling of 100220212000001 in words is "one hundred trillion, two hundred twenty billion, two hundred twelve million, one", and thus it is an aban number.