212201020001 has 8 divisors (see below), whose sum is σ = 215905304544. Its totient is φ = 208512532800.

The previous prime is 212201019973. The next prime is 212201020013. The reversal of 212201020001 is 100020102212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 212201020001 - 2¹⁴ = 212201003617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212201022001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3922235 + ... + 3975968.

It is an arithmetic number, because the mean of its divisors is an integer number (26988163068).

Almost surely, 2^212201020001 is an apocalyptic number.

It is an amenable number.

212201020001 is a deficient number, since it is larger than the sum of its proper divisors (3704284543).

212201020001 is an equidigital number, since it uses as much as digits as its factorization.

212201020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7898671.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 212201020001 its reverse (100020102212), we get a palindrome (312221122213).

The spelling of 212201020001 in words is "two hundred twelve billion, two hundred one million, twenty thousand, one".