2221210321011 has 144 divisors (see below), whose sum is σ = 3860911774720. Its totient is φ = 1225226217600.

The previous prime is 2221210320929. The next prime is 2221210321019. The reversal of 2221210321011 is 1101230121222.

2221210321011 is a `hidden beast` number, since 222 + 121 + 0 + 321 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 2221210321011 - 2¹⁴ = 2221210304627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221210321019) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 54252030 + ... + 54292956.

Almost surely, 2^{2221210321011} is an apocalyptic number.

2221210321011 is a deficient number, since it is larger than the sum of its proper divisors (1639701453709).

2221210321011 is a wasteful number, since it uses less digits than its factorization.

2221210321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41078 (or 41064 counting only the distinct ones).

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

Adding to 2221210321011 its reverse (1101230121222), we get a palindrome (3322440442233).

The spelling of 2221210321011 in words is "two trillion, two hundred twenty-one billion, two hundred ten million, three hundred twenty-one thousand, eleven".