211022120001 has 16 divisors (see below), whose sum is σ = 350790018048. Its totient is φ = 109621880400.

The previous prime is 211022119969. The next prime is 211022120033. The reversal of 211022120001 is 100021220112.

It is an interprime number because it is at equal distance from previous prime (211022119969) and next prime (211022120033).

It is not a de Polignac number, because 211022120001 - 2⁵ = 211022119969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211022120051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456757605 + ... + 456758066.

It is an arithmetic number, because the mean of its divisors is an integer number (21924376128).

Almost surely, 2^211022120001 is an apocalyptic number.

211022120001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

211022120001 is a deficient number, since it is larger than the sum of its proper divisors (139767898047).

211022120001 is a wasteful number, since it uses less digits than its factorization.

211022120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913515692.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211022120001 its reverse (100021220112), we get a palindrome (311043340113).

The spelling of 211022120001 in words is "two hundred eleven billion, twenty-two million, one hundred twenty thousand, one".