1101233031320 has 64 divisors (see below), whose sum is σ = 2487773736000. Its totient is φ = 438718609408.

The previous prime is 1101233031271. The next prime is 1101233031377. The reversal of 1101233031320 is 231303321011.

It is a super-2 number, since 2×1101233031320² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1101233031292 and 1101233031301.

It is a congruent number.

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, 11569844 + ... + 11664636.

It is an arithmetic number, because the mean of its divisors is an integer number (38871464625).

Almost surely, 2^{1101233031320} is an apocalyptic number.

1101233031320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101233031320 is an abundant number, since it is smaller than the sum of its proper divisors (1386540704680).

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

1101233031320 is a wasteful number, since it uses less digits than its factorization.

1101233031320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95972 (or 95968 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1101233031320 its reverse (231303321011), we get a palindrome (1332536352331).

The spelling of 1101233031320 in words is "one trillion, one hundred one billion, two hundred thirty-three million, thirty-one thousand, three hundred twenty".