11330220121 has 16 divisors (see below), whose sum is σ = 12674128320. Its totient is φ = 10041799680.

The previous prime is 11330220091. The next prime is 11330220127. The reversal of 11330220121 is 12102203311.

It is not a de Polignac number, because 11330220121 - 2⁵ = 11330220089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11330220095 and 11330220104.

It is not an unprimeable number, because it can be changed into a prime (11330220127) 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, 7756 + ... + 150733.

It is an arithmetic number, because the mean of its divisors is an integer number (792133020).

Almost surely, 2^11330220121 is an apocalyptic number.

11330220121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11330220121 is a deficient number, since it is larger than the sum of its proper divisors (1343908199).

11330220121 is a wasteful number, since it uses less digits than its factorization.

11330220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158664.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11330220121 its reverse (12102203311), we get a palindrome (23432423432).

The spelling of 11330220121 in words is "eleven billion, three hundred thirty million, two hundred twenty thousand, one hundred twenty-one".