100201110112221 has 8 divisors (see below), whose sum is σ = 133818014155584. Its totient is φ = 66692473071840.

The previous prime is 100201110112211. The next prime is 100201110112261. The reversal of 100201110112221 is 122211011102001.

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 100201110112221 - 2²² = 100201105917917 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 100201110112221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100201110112211) 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, 27066748585 + ... + 27066752286.

It is an arithmetic number, because the mean of its divisors is an integer number (16727251769448).

Almost surely, 2^{100201110112221} is an apocalyptic number.

It is an amenable number.

100201110112221 is a deficient number, since it is larger than the sum of its proper divisors (33616904043363).

100201110112221 is an equidigital number, since it uses as much as digits as its factorization.

100201110112221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54133501491.

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

Adding to 100201110112221 its reverse (122211011102001), we get a palindrome (222412121214222).

The spelling of 100201110112221 in words is "one hundred trillion, two hundred one billion, one hundred ten million, one hundred twelve thousand, two hundred twenty-one".