120111121002137 has 2 divisors, whose sum is σ = 120111121002138. Its totient is φ = 120111121002136.

The previous prime is 120111121002109. The next prime is 120111121002179. The reversal of 120111121002137 is 731200121111021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109520808717961 + 10590312284176 = 10465219^2 + 3254276^2 .

It is a cyclic number.

It is not a de Polignac number, because 120111121002137 - 2⁶ = 120111121002073 is a prime.

It is not a weakly prime, because it can be changed into another prime (120111121002437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60055560501068 + 60055560501069.

It is an arithmetic number, because the mean of its divisors is an integer number (60055560501069).

Almost surely, 2^{120111121002137} is an apocalyptic number.

It is an amenable number.

120111121002137 is a deficient number, since it is larger than the sum of its proper divisors (1).

120111121002137 is an equidigital number, since it uses as much as digits as its factorization.

120111121002137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 23.

Adding to 120111121002137 its reverse (731200121111021), we get a palindrome (851311242113158).

The spelling of 120111121002137 in words is "one hundred twenty trillion, one hundred eleven billion, one hundred twenty-one million, two thousand, one hundred thirty-seven".