121435350053 has 8 divisors (see below), whose sum is σ = 123344694720. Its totient is φ = 119531532960.

The previous prime is 121435350031. The next prime is 121435350089. The reversal of 121435350053 is 350053534121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121435350053 - 2³⁴ = 104255480869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121435350353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1337600 + ... + 1425497.

It is an arithmetic number, because the mean of its divisors is an integer number (15418086840).

Almost surely, 2^121435350053 is an apocalyptic number.

It is an amenable number.

121435350053 is a deficient number, since it is larger than the sum of its proper divisors (1909344667).

121435350053 is an equidigital number, since it uses as much as digits as its factorization.

121435350053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763787.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 121435350053 its reverse (350053534121), we get a palindrome (471488884174).

The spelling of 121435350053 in words is "one hundred twenty-one billion, four hundred thirty-five million, three hundred fifty thousand, fifty-three".