5121421007235 has 48 divisors (see below), whose sum is σ = 9340093958400. Its totient is φ = 2388614147712.

The previous prime is 5121421007137. The next prime is 5121421007309. The reversal of 5121421007235 is 5327001241215.

It is a happy number.

It is not a de Polignac number, because 5121421007235 - 2²⁰ = 5121419958659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5121421007196 and 5121421007205.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53117215 + ... + 53213544.

It is an arithmetic number, because the mean of its divisors is an integer number (194585290800).

Almost surely, 2^{5121421007235} is an apocalyptic number.

5121421007235 is a deficient number, since it is larger than the sum of its proper divisors (4218672951165).

5121421007235 is a wasteful number, since it uses less digits than its factorization.

5121421007235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106330812 (or 106330799 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 5121421007235 in words is "five trillion, one hundred twenty-one billion, four hundred twenty-one million, seven thousand, two hundred thirty-five".