212133031022 has 8 divisors (see below), whose sum is σ = 347126778072. Its totient is φ = 96424105000.

The previous prime is 212133031001. The next prime is 212133031027. The reversal of 212133031022 is 220130331212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212133030985 and 212133031003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212133031027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4821205229 + ... + 4821205272.

It is an arithmetic number, because the mean of its divisors is an integer number (43390847259).

Almost surely, 2^212133031022 is an apocalyptic number.

212133031022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212133031022 is a deficient number, since it is larger than the sum of its proper divisors (134993747050).

212133031022 is a wasteful number, since it uses less digits than its factorization.

212133031022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9642410514.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212133031022 its reverse (220130331212), we get a palindrome (432263362234).

The spelling of 212133031022 in words is "two hundred twelve billion, one hundred thirty-three million, thirty-one thousand, twenty-two".