221122202001011 has 8 divisors (see below), whose sum is σ = 225452198787984. Its totient is φ = 216798052612960.

The previous prime is 221122202000981. The next prime is 221122202001013. The reversal of 221122202001011 is 110100202221122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221122202001011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221122202001013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1461773360 + ... + 1461924621.

It is an arithmetic number, because the mean of its divisors is an integer number (28181524848498).

Almost surely, 2^{221122202001011} is an apocalyptic number.

221122202001011 is a deficient number, since it is larger than the sum of its proper divisors (4329996786973).

221122202001011 is a wasteful number, since it uses less digits than its factorization.

221122202001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923699461.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 221122202001011 its reverse (110100202221122), we get a palindrome (331222404222133).

The spelling of 221122202001011 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, two hundred two million, one thousand, eleven".