121035412299 has 4 divisors (see below), whose sum is σ = 161380549736. Its totient is φ = 80690274864.

The previous prime is 121035412291. The next prime is 121035412327. The reversal of 121035412299 is 992214530121.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 121035412299 - 2³ = 121035412291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121035412291) 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 in 3 ways as a sum of consecutive naturals, for example, 20172568714 + ... + 20172568719.

It is an arithmetic number, because the mean of its divisors is an integer number (40345137434).

Almost surely, 2^121035412299 is an apocalyptic number.

121035412299 is a deficient number, since it is larger than the sum of its proper divisors (40345137437).

121035412299 is an equidigital number, since it uses as much as digits as its factorization.

121035412299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40345137436.

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 121035412299 in words is "one hundred twenty-one billion, thirty-five million, four hundred twelve thousand, two hundred ninety-nine".