1013220323011 has 32 divisors (see below), whose sum is σ = 1129095475200. Its totient is φ = 903302824320.

The previous prime is 1013220322981. The next prime is 1013220323023. The reversal of 1013220323011 is 1103230223101.

It is not a de Polignac number, because 1013220323011 - 2¹⁷ = 1013220191939 is a prime.

It is a super-2 number, since 2×1013220323011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1013220323011.

It is not an unprimeable number, because it can be changed into a prime (1013220323051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111448576 + ... + 111457666.

It is an arithmetic number, because the mean of its divisors is an integer number (35284233600).

Almost surely, 2^{1013220323011} is an apocalyptic number.

1013220323011 is a deficient number, since it is larger than the sum of its proper divisors (115875152189).

1013220323011 is a wasteful number, since it uses less digits than its factorization.

1013220323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11539.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1013220323011 its reverse (1103230223101), we get a palindrome (2116450546112).

The spelling of 1013220323011 in words is "one trillion, thirteen billion, two hundred twenty million, three hundred twenty-three thousand, eleven".