121120022087 has 2 divisors, whose sum is σ = 121120022088. Its totient is φ = 121120022086.

The previous prime is 121120022069. The next prime is 121120022119. The reversal of 121120022087 is 780220021121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121120022087 - 2¹⁰ = 121120021063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121120022027) 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, 60560011043 + 60560011044.

It is an arithmetic number, because the mean of its divisors is an integer number (60560011044).

Almost surely, 2^121120022087 is an apocalyptic number.

121120022087 is a deficient number, since it is larger than the sum of its proper divisors (1).

121120022087 is an equidigital number, since it uses as much as digits as its factorization.

121120022087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 26.

The spelling of 121120022087 in words is "one hundred twenty-one billion, one hundred twenty million, twenty-two thousand, eighty-seven".