20212211321001 has 96 divisors (see below), whose sum is σ = 34582351564800. Its totient is φ = 11136511556352.

The previous prime is 20212211320957. The next prime is 20212211321039. The reversal of 20212211321001 is 10012311221202.

It is not a de Polignac number, because 20212211321001 - 2⁶ = 20212211320937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20212211321101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 190810150 + ... + 190916048.

It is an arithmetic number, because the mean of its divisors is an integer number (360232828800).

Almost surely, 2^{20212211321001} is an apocalyptic number.

20212211321001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20212211321001 is a deficient number, since it is larger than the sum of its proper divisors (14370140243799).

20212211321001 is a wasteful number, since it uses less digits than its factorization.

20212211321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106915 (or 106912 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 20212211321001 its reverse (10012311221202), we get a palindrome (30224522542203).

The spelling of 20212211321001 in words is "twenty trillion, two hundred twelve billion, two hundred eleven million, three hundred twenty-one thousand, one".