110111022012021 has 8 divisors (see below), whose sum is σ = 149584784620320. Its totient is φ = 72022303705872.

The previous prime is 110111022012007. The next prime is 110111022012067. The reversal of 110111022012021 is 120210220111011.

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 110111022012021 - 2⁹ = 110111022011509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110111022011021) 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, 346261075351 + ... + 346261075668.

It is an arithmetic number, because the mean of its divisors is an integer number (18698098077540).

Almost surely, 2^{110111022012021} is an apocalyptic number.

It is an amenable number.

110111022012021 is a deficient number, since it is larger than the sum of its proper divisors (39473762608299).

110111022012021 is an equidigital number, since it uses as much as digits as its factorization.

110111022012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692522151075.

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

Adding to 110111022012021 its reverse (120210220111011), we get a palindrome (230321242123032).

The spelling of 110111022012021 in words is "one hundred ten trillion, one hundred eleven billion, twenty-two million, twelve thousand, twenty-one".