212133031402 has 8 divisors (see below), whose sum is σ = 318263831712. Its totient is φ = 106045087500.

The previous prime is 212133031379. The next prime is 212133031427. The reversal of 212133031402 is 204130331212.

212133031402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10701724 + ... + 10721527.

It is an arithmetic number, because the mean of its divisors is an integer number (39782978964).

Almost surely, 2^212133031402 is an apocalyptic number.

212133031402 is a deficient number, since it is larger than the sum of its proper divisors (106130800310).

212133031402 is a wasteful number, since it uses less digits than its factorization.

212133031402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21428204.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 212133031402 its reverse (204130331212), we get a palindrome (416263362614).

The spelling of 212133031402 in words is "two hundred twelve billion, one hundred thirty-three million, thirty-one thousand, four hundred two".