20110240330121 has 16 divisors (see below), whose sum is σ = 20750658537600. Its totient is φ = 19480117104000.

The previous prime is 20110240330091. The next prime is 20110240330133. The reversal of 20110240330121 is 12103304201102.

It is a cyclic number.

It is not a de Polignac number, because 20110240330121 - 2¹⁰ = 20110240329097 is a prime.

It is a super-2 number, since 2×20110240330121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20110240330093 and 20110240330102.

It is not an unprimeable number, because it can be changed into a prime (20110240330171) 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, 6211595 + ... + 8877183.

It is an arithmetic number, because the mean of its divisors is an integer number (1296916158600).

Almost surely, 2^{20110240330121} is an apocalyptic number.

It is an amenable number.

20110240330121 is a deficient number, since it is larger than the sum of its proper divisors (640418207479).

20110240330121 is a wasteful number, since it uses less digits than its factorization.

20110240330121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667520.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20110240330121 its reverse (12103304201102), we get a palindrome (32213544531223).

The spelling of 20110240330121 in words is "twenty trillion, one hundred ten billion, two hundred forty million, three hundred thirty thousand, one hundred twenty-one".