9801044131 has 4 divisors (see below), whose sum is σ = 10139011200. Its totient is φ = 9463077064.

The previous prime is 9801044093. The next prime is 9801044171. The reversal of 9801044131 is 1314401089.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9801044131 - 2¹³ = 9801035939 is a prime.

It is a super-2 number, since 2×9801044131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9801044093 and 9801044102.

It is not an unprimeable number, because it can be changed into a prime (9801044171) 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, 168983491 + ... + 168983548.

It is an arithmetic number, because the mean of its divisors is an integer number (2534752800).

Almost surely, 2^9801044131 is an apocalyptic number.

9801044131 is a deficient number, since it is larger than the sum of its proper divisors (337967069).

9801044131 is a wasteful number, since it uses less digits than its factorization.

9801044131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337967068.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 9801044131 is about 99000.2228835875. Note that the first 3 decimals coincide. The cubic root of 9801044131 is about 2140.0509589140.

The spelling of 9801044131 in words is "nine billion, eight hundred one million, forty-four thousand, one hundred thirty-one".