120220021267 has 2 divisors, whose sum is σ = 120220021268. Its totient is φ = 120220021266.

The previous prime is 120220021237. The next prime is 120220021291. The reversal of 120220021267 is 762120022021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120220021267 - 2²³ = 120211632659 is a prime.

It is not a weakly prime, because it can be changed into another prime (120220021237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60110010633 + 60110010634.

It is an arithmetic number, because the mean of its divisors is an integer number (60110010634).

Almost surely, 2^120220021267 is an apocalyptic number.

120220021267 is a deficient number, since it is larger than the sum of its proper divisors (1).

120220021267 is an equidigital number, since it uses as much as digits as its factorization.

120220021267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 120220021267 its reverse (762120022021), we get a palindrome (882340043288).

The spelling of 120220021267 in words is "one hundred twenty billion, two hundred twenty million, twenty-one thousand, two hundred sixty-seven".