120001220111137 has 2 divisors, whose sum is σ = 120001220111138. Its totient is φ = 120001220111136.

The previous prime is 120001220111053. The next prime is 120001220111147. The reversal of 120001220111137 is 731111022100021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116388042612241 + 3613177498896 = 10788329^2 + 1900836^2 .

It is a cyclic number.

It is not a de Polignac number, because 120001220111137 - 2⁷ = 120001220111009 is a prime.

It is not a weakly prime, because it can be changed into another prime (120001220111147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000610055568 + 60000610055569.

It is an arithmetic number, because the mean of its divisors is an integer number (60000610055569).

Almost surely, 2^{120001220111137} is an apocalyptic number.

It is an amenable number.

120001220111137 is a deficient number, since it is larger than the sum of its proper divisors (1).

120001220111137 is an equidigital number, since it uses as much as digits as its factorization.

120001220111137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 120001220111137 its reverse (731111022100021), we get a palindrome (851112242211158).

The spelling of 120001220111137 in words is "one hundred twenty trillion, one billion, two hundred twenty million, one hundred eleven thousand, one hundred thirty-seven".