120320322041040 has 160 divisors (see below), whose sum is σ = 408290197504896. Its totient is φ = 29069011322880.

The previous prime is 120320322041033. The next prime is 120320322041047. The reversal of 120320322041040 is 40140223023021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120320322041033) and next prime (120320322041047).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 120320322041040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120320322041047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77001019 + ... + 78548058.

Almost surely, 2^{120320322041040} is an apocalyptic number.

120320322041040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120320322041040 is an abundant number, since it is smaller than the sum of its proper divisors (287969875463856).

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

120320322041040 is a wasteful number, since it uses less digits than its factorization.

120320322041040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155549397 (or 155549391 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 120320322041040 its reverse (40140223023021), we get a palindrome (160460545064061).

The spelling of 120320322041040 in words is "one hundred twenty trillion, three hundred twenty billion, three hundred twenty-two million, forty-one thousand, forty".