120012220127 has 2 divisors, whose sum is σ = 120012220128. Its totient is φ = 120012220126.

The previous prime is 120012220091. The next prime is 120012220169. The reversal of 120012220127 is 721022210021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120012220127 - 2¹² = 120012216031 is a prime.

It is a super-2 number, since 2×120012220127² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120012220099 and 120012220108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120012220177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006110063 + 60006110064.

It is an arithmetic number, because the mean of its divisors is an integer number (60006110064).

Almost surely, 2^120012220127 is an apocalyptic number.

120012220127 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012220127 is an equidigital number, since it uses as much as digits as its factorization.

120012220127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 120012220127 its reverse (721022210021), we get a palindrome (841034430148).

The spelling of 120012220127 in words is "one hundred twenty billion, twelve million, two hundred twenty thousand, one hundred twenty-seven".