212232212001 has 12 divisors (see below), whose sum is σ = 306566937040. Its totient is φ = 141483850200.

The previous prime is 212232211987. The next prime is 212232212009. The reversal of 212232212001 is 100212232212.

212232212001 is a `hidden beast` number, since 21 + 223 + 221 + 200 + 1 = 666.

It is not a de Polignac number, because 212232212001 - 2⁵ = 212232211969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212232212009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28411 + ... + 652128.

Almost surely, 2^212232212001 is an apocalyptic number.

It is an amenable number.

212232212001 is a deficient number, since it is larger than the sum of its proper divisors (94334725039).

212232212001 is a wasteful number, since it uses less digits than its factorization.

212232212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715196 (or 715193 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 212232212001 its reverse (100212232212), we get a palindrome (312444444213).

The spelling of 212232212001 in words is "two hundred twelve billion, two hundred thirty-two million, two hundred twelve thousand, one".