331331322001020 has 96 divisors (see below), whose sum is σ = 1012285607510016. Its totient is φ = 80305361875200.

The previous prime is 331331322001019. The next prime is 331331322001021. The reversal of 331331322001020 is 20100223133133.

It is an interprime number because it is at equal distance from previous prime (331331322001019) and next prime (331331322001021).

It is a super-3 number, since 3×331331322001020³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331331322001021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51269244 + ... + 57368963.

It is an arithmetic number, because the mean of its divisors is an integer number (10544641744896).

Almost surely, 2^{331331322001020} is an apocalyptic number.

331331322001020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331331322001020 is an abundant number, since it is smaller than the sum of its proper divisors (680954285508996).

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

331331322001020 is a wasteful number, since it uses less digits than its factorization.

331331322001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108642851 (or 108642849 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 331331322001020 its reverse (20100223133133), we get a palindrome (351431545134153).

The spelling of 331331322001020 in words is "three hundred thirty-one trillion, three hundred thirty-one billion, three hundred twenty-two million, one thousand, twenty".