11331123221029 has 16 divisors (see below), whose sum is σ = 11579645952000. Its totient is φ = 11082912587824.

The previous prime is 11331123221023. The next prime is 11331123221039. The reversal of 11331123221029 is 92012232113311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11331123221029 - 2³ = 11331123221021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331123221021) 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, 681809082 + ... + 681825700.

It is an arithmetic number, because the mean of its divisors is an integer number (723727872000).

Almost surely, 2^{11331123221029} is an apocalyptic number.

It is an amenable number.

11331123221029 is a deficient number, since it is larger than the sum of its proper divisors (248522730971).

11331123221029 is a wasteful number, since it uses less digits than its factorization.

11331123221029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25112.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 11331123221029 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-three million, two hundred twenty-one thousand, twenty-nine".