10985046121 has 4 divisors (see below), whose sum is σ = 12554338432. Its totient is φ = 9415753812.

The previous prime is 10985046101. The next prime is 10985046197. The reversal of 10985046121 is 12164058901.

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 10985046121 - 2⁷ = 10985045993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10985046101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784646145 + ... + 784646158.

It is an arithmetic number, because the mean of its divisors is an integer number (3138584608).

Almost surely, 2^10985046121 is an apocalyptic number.

It is an amenable number.

10985046121 is a deficient number, since it is larger than the sum of its proper divisors (1569292311).

10985046121 is an equidigital number, since it uses as much as digits as its factorization.

10985046121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569292310.

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 10985046121 in words is "ten billion, nine hundred eighty-five million, forty-six thousand, one hundred twenty-one".