110020220121 has 16 divisors (see below), whose sum is σ = 167668300800. Its totient is φ = 62861781648.

The previous prime is 110020220117. The next prime is 110020220137. The reversal of 110020220121 is 121022020011.

It is not a de Polignac number, because 110020220121 - 2² = 110020220117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110020220097 and 110020220106.

It is not an unprimeable number, because it can be changed into a prime (110020220221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89511 + ... + 477548.

It is an arithmetic number, because the mean of its divisors is an integer number (10479268800).

Almost surely, 2^110020220121 is an apocalyptic number.

It is an amenable number.

110020220121 is a deficient number, since it is larger than the sum of its proper divisors (57648080679).

110020220121 is an equidigital number, since it uses as much as digits as its factorization.

110020220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576308.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110020220121 its reverse (121022020011), we get a palindrome (231042240132).

The spelling of 110020220121 in words is "one hundred ten billion, twenty million, two hundred twenty thousand, one hundred twenty-one".