10421555113 has 8 divisors (see below), whose sum is σ = 10485393408. Its totient is φ = 10357869984.

The previous prime is 10421555099. The next prime is 10421555143. The reversal of 10421555113 is 31155512401.

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 10421555113 - 2⁹ = 10421554601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10421555143) 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, 99720 + ... + 175462.

It is an arithmetic number, because the mean of its divisors is an integer number (1310674176).

Almost surely, 2^10421555113 is an apocalyptic number.

It is an amenable number.

10421555113 is a deficient number, since it is larger than the sum of its proper divisors (63838295).

10421555113 is an equidigital number, since it uses as much as digits as its factorization.

10421555113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76583.

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 10421555113 in words is "ten billion, four hundred twenty-one million, five hundred fifty-five thousand, one hundred thirteen".