212440133322 has 16 divisors (see below), whose sum is σ = 472089185280. Its totient is φ = 70813377756.

The previous prime is 212440133309. The next prime is 212440133387. The reversal of 212440133322 is 223331044212.

212440133322 is a `hidden beast` number, since 212 + 440 + 1 + 3 + 3 + 3 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 1967038218 + ... + 1967038325.

It is an arithmetic number, because the mean of its divisors is an integer number (29505574080).

Almost surely, 2^212440133322 is an apocalyptic number.

212440133322 is an abundant number, since it is smaller than the sum of its proper divisors (259649051958).

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

212440133322 is a wasteful number, since it uses less digits than its factorization.

212440133322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3934076554 (or 3934076548 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 212440133322 its reverse (223331044212), we get a palindrome (435771177534).

The spelling of 212440133322 in words is "two hundred twelve billion, four hundred forty million, one hundred thirty-three thousand, three hundred twenty-two".