121120110127 has 2 divisors, whose sum is σ = 121120110128. Its totient is φ = 121120110126.

The previous prime is 121120110119. The next prime is 121120110131. The reversal of 121120110127 is 721011021121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121120110127 - 2³ = 121120110119 is a prime.

It is a super-2 number, since 2×121120110127² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121120120127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60560055063 + 60560055064.

It is an arithmetic number, because the mean of its divisors is an integer number (60560055064).

Almost surely, 2^121120110127 is an apocalyptic number.

121120110127 is a deficient number, since it is larger than the sum of its proper divisors (1).

121120110127 is an equidigital number, since it uses as much as digits as its factorization.

121120110127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 121120110127 its reverse (721011021121), we get a palindrome (842131131248).

The spelling of 121120110127 in words is "one hundred twenty-one billion, one hundred twenty million, one hundred ten thousand, one hundred twenty-seven".