1120424340552 has 128 divisors (see below), whose sum is σ = 3177454608000. Its totient is φ = 326115901440.

The previous prime is 1120424340551. The next prime is 1120424340569. The reversal of 1120424340552 is 2550434240211.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1120424340551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1098474 + ... + 1856742.

It is an arithmetic number, because the mean of its divisors is an integer number (24823864125).

Almost surely, 2^{1120424340552} is an apocalyptic number.

1120424340552 is a gapful number since it is divisible by the number (12) 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 1120424340552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1588727304000).

1120424340552 is an abundant number, since it is smaller than the sum of its proper divisors (2057030267448).

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

1120424340552 is a wasteful number, since it uses less digits than its factorization.

1120424340552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758511 (or 758507 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 1120424340552 its reverse (2550434240211), we get a palindrome (3670858580763).

The spelling of 1120424340552 in words is "one trillion, one hundred twenty billion, four hundred twenty-four million, three hundred forty thousand, five hundred fifty-two".