120001220111147 has 2 divisors, whose sum is σ = 120001220111148. Its totient is φ = 120001220111146.

The previous prime is 120001220111137. The next prime is 120001220111161. The reversal of 120001220111147 is 741111022100021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120001220111147 - 2²² = 120001215916843 is a prime.

It is a super-2 number, since 2×120001220111147² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120001220111137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000610055573 + 60000610055574.

It is an arithmetic number, because the mean of its divisors is an integer number (60000610055574).

Almost surely, 2^{120001220111147} is an apocalyptic number.

120001220111147 is a deficient number, since it is larger than the sum of its proper divisors (1).

120001220111147 is an equidigital number, since it uses as much as digits as its factorization.

120001220111147 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 23.

Adding to 120001220111147 its reverse (741111022100021), we get a palindrome (861112242211168).

The spelling of 120001220111147 in words is "one hundred twenty trillion, one billion, two hundred twenty million, one hundred eleven thousand, one hundred forty-seven".