1240200341120 has 128 divisors (see below), whose sum is σ = 3199278176640. Its totient is φ = 457008205824.

The previous prime is 1240200341117. The next prime is 1240200341141. The reversal of 1240200341120 is 211430020421.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×1240200341120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1240200341092 and 1240200341101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4036787 + ... + 4333133.

It is an arithmetic number, because the mean of its divisors is an integer number (24994360755).

Almost surely, 2^{1240200341120} is an apocalyptic number.

1240200341120 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 1240200341120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1599639088320).

1240200341120 is an abundant number, since it is smaller than the sum of its proper divisors (1959077835520).

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

1240200341120 is a wasteful number, since it uses less digits than its factorization.

1240200341120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296882 (or 296870 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1240200341120 its reverse (211430020421), we get a palindrome (1451630361541).

The spelling of 1240200341120 in words is "one trillion, two hundred forty billion, two hundred million, three hundred forty-one thousand, one hundred twenty".