211211022022001 has 32 divisors (see below), whose sum is σ = 219402116398080. Its totient is φ = 203202488991744.

The previous prime is 211211022021953. The next prime is 211211022022037. The reversal of 211211022022001 is 100220220112112.

It is a cyclic number.

It is not a de Polignac number, because 211211022022001 - 2⁴⁶ = 140842277844337 is a prime.

It is a super-2 number, since 2×211211022022001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211211022025001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1245608441 + ... + 1245777993.

It is an arithmetic number, because the mean of its divisors is an integer number (6856316137440).

Almost surely, 2^{211211022022001} is an apocalyptic number.

It is an amenable number.

211211022022001 is a deficient number, since it is larger than the sum of its proper divisors (8191094376079).

211211022022001 is a wasteful number, since it uses less digits than its factorization.

211211022022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171425.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211211022022001 its reverse (100220220112112), we get a palindrome (311431242134113).

The spelling of 211211022022001 in words is "two hundred eleven trillion, two hundred eleven billion, twenty-two million, twenty-two thousand, one".