110020221020121 has 16 divisors (see below), whose sum is σ = 150826028898048. Its totient is φ = 71293816137600.

The previous prime is 110020221020119. The next prime is 110020221020137. The reversal of 110020221020121 is 121020122020011.

It is not a de Polignac number, because 110020221020121 - 2¹ = 110020221020119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110020221020121.

It is not an unprimeable number, because it can be changed into a prime (110020221028121) 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, 1650286486 + ... + 1650353151.

It is an arithmetic number, because the mean of its divisors is an integer number (9426626806128).

Almost surely, 2^{110020221020121} is an apocalyptic number.

It is an amenable number.

110020221020121 is a deficient number, since it is larger than the sum of its proper divisors (40805807877927).

110020221020121 is a wasteful number, since it uses less digits than its factorization.

110020221020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300639952.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 110020221020121 its reverse (121020122020011), we get a palindrome (231040343040132).

The spelling of 110020221020121 in words is "one hundred ten trillion, twenty billion, two hundred twenty-one million, twenty thousand, one hundred twenty-one".