210011221303101 has 24 divisors (see below), whose sum is σ = 303561204855480. Its totient is φ = 139909795200000.

The previous prime is 210011221303063. The next prime is 210011221303123. The reversal of 210011221303101 is 101303122110012.

210011221303101 is a `hidden beast` number, since 2 + 100 + 1 + 1 + 221 + 30 + 310 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10932948863001 + 199078272440100 = 3306501^2 + 14109510^2 .

It is not a de Polignac number, because 210011221303101 - 2¹⁹ = 210011220778813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210011221303151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 572052601 + ... + 572419601.

It is an arithmetic number, because the mean of its divisors is an integer number (12648383535645).

Almost surely, 2^{210011221303101} is an apocalyptic number.

It is an amenable number.

210011221303101 is a deficient number, since it is larger than the sum of its proper divisors (93549983552379).

210011221303101 is a wasteful number, since it uses less digits than its factorization.

210011221303101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411197 (or 411194 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 210011221303101 its reverse (101303122110012), we get a palindrome (311314343413113).

The spelling of 210011221303101 in words is "two hundred ten trillion, eleven billion, two hundred twenty-one million, three hundred three thousand, one hundred one".