120534121444 has 72 divisors (see below), whose sum is σ = 236265612408. Its totient is φ = 53750400000.

The previous prime is 120534121441. The next prime is 120534121447. The reversal of 120534121444 is 444121435021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120534121441) and next prime (120534121447).

It can be written as a sum of positive squares in 4 ways, for example, as 25940967844 + 94593153600 = 161062^2 + 307560^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (120534121441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11834034 + ... + 11844214.

It is an arithmetic number, because the mean of its divisors is an integer number (3281466839).

Almost surely, 2^120534121444 is an apocalyptic number.

It is an amenable number.

120534121444 is a deficient number, since it is larger than the sum of its proper divisors (115731490964).

120534121444 is a wasteful number, since it uses less digits than its factorization.

120534121444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10669 (or 10656 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 120534121444 its reverse (444121435021), we get a palindrome (564655556465).

The spelling of 120534121444 in words is "one hundred twenty billion, five hundred thirty-four million, one hundred twenty-one thousand, four hundred forty-four".