121011150554027 has 2 divisors, whose sum is σ = 121011150554028. Its totient is φ = 121011150554026.

The previous prime is 121011150553939. The next prime is 121011150554117. The reversal of 121011150554027 is 720455051110121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121011150554027 - 2²² = 121011146359723 is a prime.

It is not a weakly prime, because it can be changed into another prime (121011150554927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505575277013 + 60505575277014.

It is an arithmetic number, because the mean of its divisors is an integer number (60505575277014).

Almost surely, 2^{121011150554027} is an apocalyptic number.

121011150554027 is a deficient number, since it is larger than the sum of its proper divisors (1).

121011150554027 is an equidigital number, since it uses as much as digits as its factorization.

121011150554027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14000, while the sum is 35.

The spelling of 121011150554027 in words is "one hundred twenty-one trillion, eleven billion, one hundred fifty million, five hundred fifty-four thousand, twenty-seven".