10012211220101 has 8 divisors (see below), whose sum is σ = 10256587585944. Its totient is φ = 9767843239680.

The previous prime is 10012211220091. The next prime is 10012211220119. The reversal of 10012211220101 is 10102211221001.

It can be written as a sum of positive squares in 4 ways, for example, as 137841412900 + 9874369807201 = 371270^2 + 3142351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10012211220101 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 (10012211220131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355361 + ... + 4488953.

It is an arithmetic number, because the mean of its divisors is an integer number (1282073448243).

Almost surely, 2^{10012211220101} is an apocalyptic number.

It is an amenable number.

10012211220101 is a deficient number, since it is larger than the sum of its proper divisors (244376365843).

10012211220101 is an equidigital number, since it uses as much as digits as its factorization.

10012211220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4192711.

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

Adding to 10012211220101 its reverse (10102211221001), we get a palindrome (20114422441102).

The spelling of 10012211220101 in words is "ten trillion, twelve billion, two hundred eleven million, two hundred twenty thousand, one hundred one".