1331110203000 has 128 divisors (see below), whose sum is σ = 4153927864320. Its totient is φ = 354888873600.

The previous prime is 1331110202969. The next prime is 1331110203119. The reversal of 1331110203000 is 3020111331.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15217389 + ... + 15304611.

It is an arithmetic number, because the mean of its divisors is an integer number (32452561440).

Almost surely, 2^{1331110203000} is an apocalyptic number.

1331110203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1331110203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2076963932160).

1331110203000 is an abundant number, since it is smaller than the sum of its proper divisors (2822817661320).

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

1331110203000 is a wasteful number, since it uses less digits than its factorization.

1331110203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92334 (or 92320 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1331110203000 its reverse (3020111331), we get a palindrome (1334130314331).

The spelling of 1331110203000 in words is "one trillion, three hundred thirty-one billion, one hundred ten million, two hundred three thousand".