2211231132001 has 4 divisors (see below), whose sum is σ = 2211355439104. Its totient is φ = 2211106824900.

The previous prime is 2211231131981. The next prime is 2211231132007. The reversal of 2211231132001 is 1002311321122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2211231132001 - 2²⁵ = 2211197577569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2211231132001.

It is not an unprimeable number, because it can be changed into a prime (2211231132007) 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 3 ways as a sum of consecutive naturals, for example, 62126865 + ... + 62162446.

It is an arithmetic number, because the mean of its divisors is an integer number (552838859776).

Almost surely, 2^{2211231132001} is an apocalyptic number.

It is an amenable number.

2211231132001 is a deficient number, since it is larger than the sum of its proper divisors (124307103).

2211231132001 is a wasteful number, since it uses less digits than its factorization.

2211231132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124307102.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2211231132001 its reverse (1002311321122), we get a palindrome (3213542453123).

The spelling of 2211231132001 in words is "two trillion, two hundred eleven billion, two hundred thirty-one million, one hundred thirty-two thousand, one".