9921431410322 has 8 divisors (see below), whose sum is σ = 15198788543616. Its totient is φ = 4855168562452.

The previous prime is 9921431410321. The next prime is 9921431410391. The reversal of 9921431410322 is 2230141341299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9921431410322.

It is not an unprimeable number, because it can be changed into a prime (9921431410321) 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, 52773571238 + ... + 52773571425.

It is an arithmetic number, because the mean of its divisors is an integer number (1899848567952).

Almost surely, 2^{9921431410322} is an apocalyptic number.

9921431410322 is a deficient number, since it is larger than the sum of its proper divisors (5277357133294).

9921431410322 is a wasteful number, since it uses less digits than its factorization.

9921431410322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105547142712.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 9921431410322 in words is "nine trillion, nine hundred twenty-one billion, four hundred thirty-one million, four hundred ten thousand, three hundred twenty-two".