110212020121 has 8 divisors (see below), whose sum is σ = 127255116800. Its totient is φ = 93493554048.

The previous prime is 110212020101. The next prime is 110212020137. The reversal of 110212020121 is 121020212011.

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

It is a cyclic number.

It is not a de Polignac number, because 110212020121 - 2⁷ = 110212019993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110212020101) 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, 81156921 + ... + 81158278.

It is an arithmetic number, because the mean of its divisors is an integer number (15906889600).

Almost surely, 2^110212020121 is an apocalyptic number.

It is an amenable number.

110212020121 is a deficient number, since it is larger than the sum of its proper divisors (17043096679).

110212020121 is an equidigital number, since it uses as much as digits as its factorization.

110212020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162315303.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110212020121 its reverse (121020212011), we get a palindrome (231232232132).

The spelling of 110212020121 in words is "one hundred ten billion, two hundred twelve million, twenty thousand, one hundred twenty-one".