331421442099 has 16 divisors (see below), whose sum is σ = 510424467840. Its totient is φ = 189046098560.

The previous prime is 331421442089. The next prime is 331421442119. The reversal of 331421442099 is 990244124133.

It is not a de Polignac number, because 331421442099 - 2²⁷ = 331287224371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 331421442099.

It is not an unprimeable number, because it can be changed into a prime (331421442059) 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, 295383969 + ... + 295385090.

It is an arithmetic number, because the mean of its divisors is an integer number (31901529240).

Almost surely, 2^331421442099 is an apocalyptic number.

331421442099 is a deficient number, since it is larger than the sum of its proper divisors (179003025741).

331421442099 is a wasteful number, since it uses less digits than its factorization.

331421442099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590769090.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 331421442099 in words is "three hundred thirty-one billion, four hundred twenty-one million, four hundred forty-two thousand, ninety-nine".