121101434087 has 2 divisors, whose sum is σ = 121101434088. Its totient is φ = 121101434086.

The previous prime is 121101434009. The next prime is 121101434171. The reversal of 121101434087 is 780434101121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121101434087 - 2²⁸ = 120832998631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121101434287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60550717043 + 60550717044.

It is an arithmetic number, because the mean of its divisors is an integer number (60550717044).

Almost surely, 2^121101434087 is an apocalyptic number.

121101434087 is a deficient number, since it is larger than the sum of its proper divisors (1).

121101434087 is an equidigital number, since it uses as much as digits as its factorization.

121101434087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 32.

The spelling of 121101434087 in words is "one hundred twenty-one billion, one hundred one million, four hundred thirty-four thousand, eighty-seven".