11323031301220 has 48 divisors (see below), whose sum is σ = 23934124368000. Its totient is φ = 4499613296640.

The previous prime is 11323031301217. The next prime is 11323031301251. The reversal of 11323031301220 is 2210313032311.

It is a super-2 number, since 2×11323031301220² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11323031301191 and 11323031301200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464260 + ... + 4781380.

It is an arithmetic number, because the mean of its divisors is an integer number (498627591000).

Almost surely, 2^{11323031301220} is an apocalyptic number.

11323031301220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323031301220 is an abundant number, since it is smaller than the sum of its proper divisors (12611093066780).

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

11323031301220 is a wasteful number, since it uses less digits than its factorization.

11323031301220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317988 (or 4317986 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 11323031301220 its reverse (2210313032311), we get a palindrome (13533344333531).

The spelling of 11323031301220 in words is "eleven trillion, three hundred twenty-three billion, thirty-one million, three hundred one thousand, two hundred twenty".