1110203010020 has 36 divisors (see below), whose sum is σ = 2524562236980. Its totient is φ = 409921110144.

The previous prime is 1110203010019. The next prime is 1110203010043. The reversal of 1110203010020 is 200103020111.

It can be written as a sum of positive squares in 6 ways, for example, as 370695887104 + 739507122916 = 608848^2 + 859946^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1110203009983 and 1110203010010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164227835 + ... + 164234594.

It is an arithmetic number, because the mean of its divisors is an integer number (70126728805).

Almost surely, 2^{1110203010020} is an apocalyptic number.

1110203010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110203010020 is an abundant number, since it is smaller than the sum of its proper divisors (1414359226960).

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

1110203010020 is a wasteful number, since it uses less digits than its factorization.

1110203010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328462464 (or 328462449 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1110203010020 its reverse (200103020111), we get a palindrome (1310306030131).

The spelling of 1110203010020 in words is "one trillion, one hundred ten billion, two hundred three million, ten thousand, twenty".