212031231002 has 32 divisors (see below), whose sum is σ = 337576757760. Its totient is φ = 99664812720.

The previous prime is 212031230993. The next prime is 212031231029. The reversal of 212031231002 is 200132130212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21606677 + ... + 21616487.

It is an arithmetic number, because the mean of its divisors is an integer number (10549273680).

Almost surely, 2^212031231002 is an apocalyptic number.

212031231002 is a deficient number, since it is larger than the sum of its proper divisors (125545526758).

212031231002 is a wasteful number, since it uses less digits than its factorization.

212031231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17858.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212031231002 its reverse (200132130212), we get a palindrome (412163361214).

The spelling of 212031231002 in words is "two hundred twelve billion, thirty-one million, two hundred thirty-one thousand, two".