120051244517 has 2 divisors, whose sum is σ = 120051244518. Its totient is φ = 120051244516.

The previous prime is 120051244499. The next prime is 120051244549. The reversal of 120051244517 is 715442150021.

It is an a-pointer prime, because the next prime (120051244549) can be obtained adding 120051244517 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115459962436 + 4591282081 = 339794^2 + 67759^2 .

It is a cyclic number.

It is not a de Polignac number, because 120051244517 - 2²⁸ = 119782809061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120051247517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60025622258 + 60025622259.

It is an arithmetic number, because the mean of its divisors is an integer number (60025622259).

Almost surely, 2^120051244517 is an apocalyptic number.

It is an amenable number.

120051244517 is a deficient number, since it is larger than the sum of its proper divisors (1).

120051244517 is an equidigital number, since it uses as much as digits as its factorization.

120051244517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 32.

Adding to 120051244517 its reverse (715442150021), we get a palindrome (835493394538).

The spelling of 120051244517 in words is "one hundred twenty billion, fifty-one million, two hundred forty-four thousand, five hundred seventeen".