984021210113231 has 16 divisors (see below), whose sum is σ = 996721458134688. Its totient is φ = 971393884339200.

The previous prime is 984021210113209. The next prime is 984021210113233. The reversal of 984021210113231 is 132311012120489.

It is a cyclic number.

It is not a de Polignac number, because 984021210113231 - 2⁶ = 984021210113167 is a prime.

It is a super-2 number, since 2×984021210113231² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (984021210113233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69966296 + ... + 82845186.

It is an arithmetic number, because the mean of its divisors is an integer number (62295091133418).

Almost surely, 2^{984021210113231} is an apocalyptic number.

984021210113231 is a deficient number, since it is larger than the sum of its proper divisors (12700248021457).

984021210113231 is a wasteful number, since it uses less digits than its factorization.

984021210113231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12881722.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 984021210113231 in words is "nine hundred eighty-four trillion, twenty-one billion, two hundred ten million, one hundred thirteen thousand, two hundred thirty-one".