1111433021320 has 64 divisors (see below), whose sum is σ = 2609606160000. Its totient is φ = 425218725888.

The previous prime is 1111433021291. The next prime is 1111433021341. The reversal of 1111433021320 is 231203341111.

It is a junction number, because it is equal to n+sod(n) for n = 1111433021291 and 1111433021300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24982456 + ... + 25026904.

It is an arithmetic number, because the mean of its divisors is an integer number (40775096250).

Almost surely, 2^{1111433021320} is an apocalyptic number.

1111433021320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111433021320 is an abundant number, since it is smaller than the sum of its proper divisors (1498173138680).

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

1111433021320 is a wasteful number, since it uses less digits than its factorization.

1111433021320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71662 (or 71658 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1111433021320 its reverse (231203341111), we get a palindrome (1342636362431).

The spelling of 1111433021320 in words is "one trillion, one hundred eleven billion, four hundred thirty-three million, twenty-one thousand, three hundred twenty".