1111113103020 has 48 divisors (see below), whose sum is σ = 3111203316480. Its totient is φ = 296288577216.

The previous prime is 1111113102973. The next prime is 1111113103069. The reversal of 1111113103020 is 203013111111.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2091939 + ... + 2568741.

It is an arithmetic number, because the mean of its divisors is an integer number (64816735760).

Almost surely, 2^{1111113103020} is an apocalyptic number.

1111113103020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111113103020 is an abundant number, since it is smaller than the sum of its proper divisors (2000090213460).

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

1111113103020 is a wasteful number, since it uses less digits than its factorization.

1111113103020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515654 (or 515652 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 1111113103020 its reverse (203013111111), we get a palindrome (1314126214131).

The spelling of 1111113103020 in words is "one trillion, one hundred eleven billion, one hundred thirteen million, one hundred three thousand, twenty".