129043301241099 has 96 divisors (see below), whose sum is σ = 211877794938880. Its totient is φ = 68409897933312.

The previous prime is 129043301241097. The next prime is 129043301241121. The reversal of 129043301241099 is 990142103340921.

It is not a de Polignac number, because 129043301241099 - 2¹ = 129043301241097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (129043301241097) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 290805054 + ... + 291248460.

Almost surely, 2^{129043301241099} is an apocalyptic number.

129043301241099 is a deficient number, since it is larger than the sum of its proper divisors (82834493697781).

129043301241099 is a wasteful number, since it uses less digits than its factorization.

129043301241099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444137 (or 444120 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 48.

The spelling of 129043301241099 in words is "one hundred twenty-nine trillion, forty-three billion, three hundred one million, two hundred forty-one thousand, ninety-nine".