221101300133011 has 4 divisors (see below), whose sum is σ = 221243670578952. Its totient is φ = 220958929687072.

The previous prime is 221101300132931. The next prime is 221101300133039. The reversal of 221101300133011 is 110331003101122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 221101300133011 - 2⁹ = 221101300132499 is a prime.

It is a super-2 number, since 2×221101300133011² (a number of 29 digits) contains 22 as substring.

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 221101300133011.

It is not an unprimeable number, because it can be changed into a prime (221101300133071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71185220641 + ... + 71185223746.

It is an arithmetic number, because the mean of its divisors is an integer number (55310917644738).

Almost surely, 2^{221101300133011} is an apocalyptic number.

221101300133011 is a deficient number, since it is larger than the sum of its proper divisors (142370445941).

221101300133011 is a wasteful number, since it uses less digits than its factorization.

221101300133011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142370445940.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 221101300133011 its reverse (110331003101122), we get a palindrome (331432303234133).

The spelling of 221101300133011 in words is "two hundred twenty-one trillion, one hundred one billion, three hundred million, one hundred thirty-three thousand, eleven".