212333222070 has 32 divisors (see below), whose sum is σ = 566221926240. Its totient is φ = 56622192480.

The previous prime is 212333222069. The next prime is 212333222071. The reversal of 212333222070 is 70222333212.

It is a happy number.

212333222070 is a `hidden beast` number, since 2 + 123 + 332 + 2 + 207 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (212333222069) and next prime (212333222071).

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212333222071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393209401 + ... + 393209940.

It is an arithmetic number, because the mean of its divisors is an integer number (17694435195).

Almost surely, 2^212333222070 is an apocalyptic number.

212333222070 is an abundant number, since it is smaller than the sum of its proper divisors (353888704170).

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

212333222070 is a wasteful number, since it uses less digits than its factorization.

212333222070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786419357 (or 786419351 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

Adding to 212333222070 its reverse (70222333212), we get a palindrome (282555555282).

The spelling of 212333222070 in words is "two hundred twelve billion, three hundred thirty-three million, two hundred twenty-two thousand, seventy".