201120110100021 has 8 divisors (see below), whose sum is σ = 306468739200064. Its totient is φ = 114925777200000.

The previous prime is 201120110100011. The next prime is 201120110100029. The reversal of 201120110100021 is 120001011021102.

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

It is not a de Polignac number, because 201120110100021 - 2¹⁴ = 201120110083637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120110100029) 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, 4788574049980 + ... + 4788574050021.

It is an arithmetic number, because the mean of its divisors is an integer number (38308592400008).

Almost surely, 2^{201120110100021} is an apocalyptic number.

201120110100021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201120110100021 is a deficient number, since it is larger than the sum of its proper divisors (105348629100043).

201120110100021 is an equidigital number, since it uses as much as digits as its factorization.

201120110100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9577148100011.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201120110100021 its reverse (120001011021102), we get a palindrome (321121121121123).

The spelling of 201120110100021 in words is "two hundred one trillion, one hundred twenty billion, one hundred ten million, one hundred thousand, twenty-one".