1121024531800 has 24 divisors (see below), whose sum is σ = 2606382036900. Its totient is φ = 448409812640.

The previous prime is 1121024531779. The next prime is 1121024531821. The reversal of 1121024531800 is 81354201211.

It is an interprime number because it is at equal distance from previous prime (1121024531779) and next prime (1121024531821).

It is a super-2 number, since 2×1121024531800² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2802561130 + ... + 2802561529.

Almost surely, 2^{1121024531800} is an apocalyptic number.

1121024531800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121024531800 is an abundant number, since it is smaller than the sum of its proper divisors (1485357505100).

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

1121024531800 is a wasteful number, since it uses less digits than its factorization.

1121024531800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605122675 (or 5605122666 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The spelling of 1121024531800 in words is "one trillion, one hundred twenty-one billion, twenty-four million, five hundred thirty-one thousand, eight hundred".