10110121220011 has 4 divisors (see below), whose sum is σ = 10436254162624. Its totient is φ = 9783988277400.

The previous prime is 10110121219987. The next prime is 10110121220033. The reversal of 10110121220011 is 11002212101101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10110121220011 is a prime.

It is a super-2 number, since 2×10110121220011² (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 = 10110121219973 and 10110121220000.

It is not an unprimeable number, because it can be changed into a prime (10110121220041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163066471260 + ... + 163066471321.

It is an arithmetic number, because the mean of its divisors is an integer number (2609063540656).

Almost surely, 2^{10110121220011} is an apocalyptic number.

10110121220011 is a deficient number, since it is larger than the sum of its proper divisors (326132942613).

10110121220011 is an equidigital number, since it uses as much as digits as its factorization.

10110121220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326132942612.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10110121220011 its reverse (11002212101101), we get a palindrome (21112333321112).

The spelling of 10110121220011 in words is "ten trillion, one hundred ten billion, one hundred twenty-one million, two hundred twenty thousand, eleven".