120043010420251 has 2 divisors, whose sum is σ = 120043010420252. Its totient is φ = 120043010420250.

The previous prime is 120043010420243. The next prime is 120043010420269. The reversal of 120043010420251 is 152024010340021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120043010420251 - 2³ = 120043010420243 is a prime.

It is not a weakly prime, because it can be changed into another prime (120043310420251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60021505210125 + 60021505210126.

It is an arithmetic number, because the mean of its divisors is an integer number (60021505210126).

Almost surely, 2^{120043010420251} is an apocalyptic number.

120043010420251 is a deficient number, since it is larger than the sum of its proper divisors (1).

120043010420251 is an equidigital number, since it uses as much as digits as its factorization.

120043010420251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 120043010420251 its reverse (152024010340021), we get a palindrome (272067020760272).

The spelling of 120043010420251 in words is "one hundred twenty trillion, forty-three billion, ten million, four hundred twenty thousand, two hundred fifty-one".