1112121200020 has 24 divisors (see below), whose sum is σ = 2410791763968. Its totient is φ = 430498528800.

The previous prime is 1112121200017. The next prime is 1112121200053. The reversal of 1112121200020 is 200021212111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 896871316 + ... + 896872555.

It is an arithmetic number, because the mean of its divisors is an integer number (100449656832).

Almost surely, 2^{1112121200020} is an apocalyptic number.

1112121200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112121200020 is an abundant number, since it is smaller than the sum of its proper divisors (1298670563948).

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

1112121200020 is a wasteful number, since it uses less digits than its factorization.

1112121200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793743911 (or 1793743909 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112121200020 its reverse (200021212111), we get a palindrome (1312142412131).

The spelling of 1112121200020 in words is "one trillion, one hundred twelve billion, one hundred twenty-one million, two hundred thousand, twenty".