1124000420020 has 48 divisors (see below), whose sum is σ = 2376652723200. Its totient is φ = 446505623424.

The previous prime is 1124000419999. The next prime is 1124000420021. The reversal of 1124000420020 is 200240004211.

It is a junction number, because it is equal to n+sod(n) for n = 1124000419976 and 1124000420003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124000420021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19123117 + ... + 19181803.

It is an arithmetic number, because the mean of its divisors is an integer number (49513598400).

Almost surely, 2^{1124000420020} is an apocalyptic number.

1124000420020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124000420020 is an abundant number, since it is smaller than the sum of its proper divisors (1252652303180).

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

1124000420020 is a wasteful number, since it uses less digits than its factorization.

1124000420020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65272 (or 65270 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1124000420020 its reverse (200240004211), we get a palindrome (1324240424231).

The spelling of 1124000420020 in words is "one trillion, one hundred twenty-four billion, four hundred twenty thousand, twenty".