11220032001311 has 16 divisors (see below), whose sum is σ = 13530784838400. Its totient is φ = 9088727093568.

The previous prime is 11220032001287. The next prime is 11220032001329. The reversal of 11220032001311 is 11310023002211.

It is a cyclic number.

It is not a de Polignac number, because 11220032001311 - 2¹⁸ = 11220031739167 is a prime.

It is a super-2 number, since 2×11220032001311² (a number of 27 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 11220032001311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220032001511) 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, 103076585 + ... + 103185378.

It is an arithmetic number, because the mean of its divisors is an integer number (845674052400).

Almost surely, 2^{11220032001311} is an apocalyptic number.

11220032001311 is a deficient number, since it is larger than the sum of its proper divisors (2310752837089).

11220032001311 is a wasteful number, since it uses less digits than its factorization.

11220032001311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206262398.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11220032001311 its reverse (11310023002211), we get a palindrome (22530055003522).

The spelling of 11220032001311 in words is "eleven trillion, two hundred twenty billion, thirty-two million, one thousand, three hundred eleven".