120140230142441 has 4 divisors (see below), whose sum is σ = 123387263389572. Its totient is φ = 116893196895312.

The previous prime is 120140230142419. The next prime is 120140230142447. The reversal of 120140230142441 is 144241032041021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98287971012841 + 21852259129600 = 9914029^2 + 4674640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120140230142441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120140230142447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1623516623510 + ... + 1623516623583.

It is an arithmetic number, because the mean of its divisors is an integer number (30846815847393).

Almost surely, 2^{120140230142441} is an apocalyptic number.

It is an amenable number.

120140230142441 is a deficient number, since it is larger than the sum of its proper divisors (3247033247131).

120140230142441 is an equidigital number, since it uses as much as digits as its factorization.

120140230142441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3247033247130.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 120140230142441 its reverse (144241032041021), we get a palindrome (264381262183462).

The spelling of 120140230142441 in words is "one hundred twenty trillion, one hundred forty billion, two hundred thirty million, one hundred forty-two thousand, four hundred forty-one".