221102020200111 has 16 divisors (see below), whose sum is σ = 298115745753600. Its totient is φ = 145744828083008.

The previous prime is 221102020200067. The next prime is 221102020200133. The reversal of 221102020200111 is 111002020201122.

It is a cyclic number.

It is not a de Polignac number, because 221102020200111 - 2¹⁴ = 221102020183727 is a prime.

It is a super-2 number, since 2×221102020200111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221102020200511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209126170 + ... + 210180776.

It is an arithmetic number, because the mean of its divisors is an integer number (18632234109600).

Almost surely, 2^{221102020200111} is an apocalyptic number.

221102020200111 is a deficient number, since it is larger than the sum of its proper divisors (77013725553489).

221102020200111 is a wasteful number, since it uses less digits than its factorization.

221102020200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839918.

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

Adding to 221102020200111 its reverse (111002020201122), we get a palindrome (332104040401233).

The spelling of 221102020200111 in words is "two hundred twenty-one trillion, one hundred two billion, twenty million, two hundred thousand, one hundred eleven".