11033121030 has 64 divisors (see below), whose sum is σ = 27969435648. Its totient is φ = 2781031680.

The previous prime is 11033121013. The next prime is 11033121059. The reversal of 11033121030 is 3012133011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97959 + ... + 177938.

It is an arithmetic number, because the mean of its divisors is an integer number (437022432).

Almost surely, 2^11033121030 is an apocalyptic number.

11033121030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11033121030 is an abundant number, since it is smaller than the sum of its proper divisors (16936314618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11033121030 is a wasteful number, since it uses less digits than its factorization.

11033121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275981.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11033121030 its reverse (3012133011), we get a palindrome (14045254041).

The spelling of 11033121030 in words is "eleven billion, thirty-three million, one hundred twenty-one thousand, thirty".