2211021211002 has 16 divisors (see below), whose sum is σ = 4426323211200. Its totient is φ = 736293605472.

The previous prime is 2211021210989. The next prime is 2211021211027. The reversal of 2211021211002 is 2001121201122.

It is a super-2 number, since 2×2211021211002² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 178359502 + ... + 178371897.

It is an arithmetic number, because the mean of its divisors is an integer number (276645200700).

Almost surely, 2^{2211021211002} is an apocalyptic number.

2211021211002 is an abundant number, since it is smaller than the sum of its proper divisors (2215302000198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211021211002 is a wasteful number, since it uses less digits than its factorization.

2211021211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356732437.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2211021211002 its reverse (2001121201122), we get a palindrome (4212142412124).

The spelling of 2211021211002 in words is "two trillion, two hundred eleven billion, twenty-one million, two hundred eleven thousand, two".