120131020267 has 2 divisors, whose sum is σ = 120131020268. Its totient is φ = 120131020266.

The previous prime is 120131020223. The next prime is 120131020277. The reversal of 120131020267 is 762020131021.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (762020131021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120131020267 is a prime.

It is not a weakly prime, because it can be changed into another prime (120131020277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60065510133 + 60065510134.

It is an arithmetic number, because the mean of its divisors is an integer number (60065510134).

Almost surely, 2^120131020267 is an apocalyptic number.

120131020267 is a deficient number, since it is larger than the sum of its proper divisors (1).

120131020267 is an equidigital number, since it uses as much as digits as its factorization.

120131020267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 120131020267 its reverse (762020131021), we get a palindrome (882151151288).

The spelling of 120131020267 in words is "one hundred twenty billion, one hundred thirty-one million, twenty thousand, two hundred sixty-seven".