10012221120101 has 4 divisors (see below), whose sum is σ = 10014803590092. Its totient is φ = 10009638650112.

The previous prime is 10012221120073. The next prime is 10012221120131. The reversal of 10012221120101 is 10102112221001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4829450155201 + 5182770964900 = 2197601^2 + 2276570^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012221120101 - 2²² = 10012216925797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012221120131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1291229180 + ... + 1291236933.

It is an arithmetic number, because the mean of its divisors is an integer number (2503700897523).

Almost surely, 2^{10012221120101} is an apocalyptic number.

It is an amenable number.

10012221120101 is a deficient number, since it is larger than the sum of its proper divisors (2582469991).

10012221120101 is an equidigital number, since it uses as much as digits as its factorization.

10012221120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2582469990.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10012221120101 its reverse (10102112221001), we get a palindrome (20114333341102).

The spelling of 10012221120101 in words is "ten trillion, twelve billion, two hundred twenty-one million, one hundred twenty thousand, one hundred one".