1120122421540 has 48 divisors (see below), whose sum is σ = 2555933022720. Its totient is φ = 410774941440.

The previous prime is 1120122421507. The next prime is 1120122421567. The reversal of 1120122421540 is 451242210211.

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, 47531617 + ... + 47555176.

It is an arithmetic number, because the mean of its divisors is an integer number (53248604640).

Almost surely, 2^{1120122421540} is an apocalyptic number.

1120122421540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120122421540 is an abundant number, since it is smaller than the sum of its proper divisors (1435810601180).

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

1120122421540 is a wasteful number, since it uses less digits than its factorization.

1120122421540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95086852 (or 95086850 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 1120122421540 its reverse (451242210211), we get a palindrome (1571364631751).

The spelling of 1120122421540 in words is "one trillion, one hundred twenty billion, one hundred twenty-two million, four hundred twenty-one thousand, five hundred forty".