1111040323020 has 72 divisors (see below), whose sum is σ = 3478870362240. Its totient is φ = 286720081920.

The previous prime is 1111040323013. The next prime is 1111040323037. The reversal of 1111040323020 is 203230401111.

1111040323020 is a `hidden beast` number, since 1 + 1 + 1 + 10 + 403 + 230 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1111040322984 and 1111040323002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99550005 + ... + 99561164.

It is an arithmetic number, because the mean of its divisors is an integer number (48317643920).

Almost surely, 2^{1111040323020} is an apocalyptic number.

1111040323020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111040323020 is an abundant number, since it is smaller than the sum of its proper divisors (2367830039220).

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

1111040323020 is a wasteful number, since it uses less digits than its factorization.

1111040323020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199111215 (or 199111210 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1111040323020 its reverse (203230401111), we get a palindrome (1314270724131).

The spelling of 1111040323020 in words is "one trillion, one hundred eleven billion, forty million, three hundred twenty-three thousand, twenty".