10115435052121 has 4 divisors (see below), whose sum is σ = 11560497202432. Its totient is φ = 8670372901812.

The previous prime is 10115435052119. The next prime is 10115435052131. The reversal of 10115435052121 is 12125053451101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10115435052121 - 2¹ = 10115435052119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10115435052131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722531075145 + ... + 722531075158.

It is an arithmetic number, because the mean of its divisors is an integer number (2890124300608).

Almost surely, 2^{10115435052121} is an apocalyptic number.

It is an amenable number.

10115435052121 is a deficient number, since it is larger than the sum of its proper divisors (1445062150311).

10115435052121 is an equidigital number, since it uses as much as digits as its factorization.

10115435052121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445062150310.

The product of its (nonzero) digits is 6000, while the sum is 31.

The spelling of 10115435052121 in words is "ten trillion, one hundred fifteen billion, four hundred thirty-five million, fifty-two thousand, one hundred twenty-one".