201213213322001 has 16 divisors (see below), whose sum is σ = 202753366200000. Its totient is φ = 199674402042816.

The previous prime is 201213213321961. The next prime is 201213213322007. The reversal of 201213213322001 is 100223312312102.

It is a cyclic number.

It is not a de Polignac number, because 201213213322001 - 2¹⁸ = 201213213059857 is a prime.

It is a super-2 number, since 2×201213213322001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201213213322007) 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, 3455520755 + ... + 3455578983.

It is an arithmetic number, because the mean of its divisors is an integer number (12672085387500).

Almost surely, 2^{201213213322001} is an apocalyptic number.

It is an amenable number.

201213213322001 is a deficient number, since it is larger than the sum of its proper divisors (1540152877999).

201213213322001 is a wasteful number, since it uses less digits than its factorization.

201213213322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69296.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 201213213322001 its reverse (100223312312102), we get a palindrome (301436525634103).

The spelling of 201213213322001 in words is "two hundred one trillion, two hundred thirteen billion, two hundred thirteen million, three hundred twenty-two thousand, one".