331421354000 has 160 divisors (see below), whose sum is σ = 880910439552. Its totient is φ = 119595840000.

The previous prime is 331421353987. The next prime is 331421354003. The reversal of 331421354000 is 453124133.

It is a super-2 number, since 2×331421354000² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331421354003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2824502 + ... + 2939498.

Almost surely, 2^331421354000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331421354000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440455219776).

331421354000 is an abundant number, since it is smaller than the sum of its proper divisors (549489085552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331421354000 is a wasteful number, since it uses less digits than its factorization.

331421354000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115162 (or 115146 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 331421354000 its reverse (453124133), we get a palindrome (331874478133).

The spelling of 331421354000 in words is "three hundred thirty-one billion, four hundred twenty-one million, three hundred fifty-four thousand".