331002100212 has 24 divisors (see below), whose sum is σ = 882672267456. Its totient is φ = 94572028608.

The previous prime is 331002100183. The next prime is 331002100271. The reversal of 331002100212 is 212001200133.

It is a junction number, because it is equal to n+sod(n) for n = 331002100191 and 331002100200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970250513 + ... + 1970250680.

It is an arithmetic number, because the mean of its divisors is an integer number (36778011144).

Almost surely, 2^331002100212 is an apocalyptic number.

It is an amenable number.

331002100212 is an abundant number, since it is smaller than the sum of its proper divisors (551670167244).

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

331002100212 is a wasteful number, since it uses less digits than its factorization.

331002100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940501207 (or 3940501205 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 331002100212 its reverse (212001200133), we get a palindrome (543003300345).

It can be divided in two parts, 33100 and 2100212, that added together give a palindrome (2133312).

The spelling of 331002100212 in words is "three hundred thirty-one billion, two million, one hundred thousand, two hundred twelve".