100210111210221 has 8 divisors (see below), whose sum is σ = 133971694702560. Its totient is φ = 66627634262352.

The previous prime is 100210111210219. The next prime is 100210111210267. The reversal of 100210111210221 is 122012111012001.

It is a happy number.

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

It is not a de Polignac number, because 100210111210221 - 2¹ = 100210111210219 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100210111210221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100210111210721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44776634811 + ... + 44776637048.

It is an arithmetic number, because the mean of its divisors is an integer number (16746461837820).

Almost surely, 2^{100210111210221} is an apocalyptic number.

It is an amenable number.

100210111210221 is a deficient number, since it is larger than the sum of its proper divisors (33761583492339).

100210111210221 is an equidigital number, since it uses as much as digits as its factorization.

100210111210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89553272235.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100210111210221 its reverse (122012111012001), we get a palindrome (222222222222222).

The spelling of 100210111210221 in words is "one hundred trillion, two hundred ten billion, one hundred eleven million, two hundred ten thousand, two hundred twenty-one".