20001201202211 has 8 divisors (see below), whose sum is σ = 20652366795648. Its totient is φ = 19350408456000.

The previous prime is 20001201202193. The next prime is 20001201202267. The reversal of 20001201202211 is 11220210210002.

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 20001201202211 - 2¹⁴ = 20001201185827 is a prime.

It is a super-2 number, since 2×20001201202211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20001201201211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93102770 + ... + 93317351.

It is an arithmetic number, because the mean of its divisors is an integer number (2581545849456).

Almost surely, 2^{20001201202211} is an apocalyptic number.

20001201202211 is a deficient number, since it is larger than the sum of its proper divisors (651165593437).

20001201202211 is a wasteful number, since it uses less digits than its factorization.

20001201202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186423613.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20001201202211 its reverse (11220210210002), we get a palindrome (31221411412213).

The spelling of 20001201202211 in words is "twenty trillion, one billion, two hundred one million, two hundred two thousand, two hundred eleven".