11131222010320 has 40 divisors (see below), whose sum is σ = 25936721655624. Its totient is φ = 4442745925632.

The previous prime is 11131222010291. The next prime is 11131222010351. The reversal of 11131222010320 is 2301022213111.

It can be written as a sum of positive squares in 4 ways, for example, as 3590903721024 + 7540318289296 = 1894968^2 + 2745964^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×11131222010320³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 152195689 + ... + 152268808.

Almost surely, 2^{11131222010320} is an apocalyptic number.

11131222010320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11131222010320 is an abundant number, since it is smaller than the sum of its proper divisors (14805499645304).

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

11131222010320 is a wasteful number, since it uses less digits than its factorization.

11131222010320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304464967 (or 304464961 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11131222010320 its reverse (2301022213111), we get a palindrome (13432244223431).

The spelling of 11131222010320 in words is "eleven trillion, one hundred thirty-one billion, two hundred twenty-two million, ten thousand, three hundred twenty".