11121122001010 has 96 divisors (see below), whose sum is σ = 23435608331520. Its totient is φ = 3788537760000.

The previous prime is 11121122000939. The next prime is 11121122001013. The reversal of 11121122001010 is 1010022112111.

It is a happy number.

It is a super-2 number, since 2×11121122001010² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11121122001013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 107919510 + ... + 108022510.

It is an arithmetic number, because the mean of its divisors is an integer number (244120920120).

Almost surely, 2^{11121122001010} is an apocalyptic number.

11121122001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121122001010 is an abundant number, since it is smaller than the sum of its proper divisors (12314486330510).

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

11121122001010 is a wasteful number, since it uses less digits than its factorization.

11121122001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104432 (or 104425 counting only the distinct ones).

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

Adding to 11121122001010 its reverse (1010022112111), we get a palindrome (12131144113121).

The spelling of 11121122001010 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty-two million, one thousand, ten".