102220220221211 has 16 divisors (see below), whose sum is σ = 102481683148800. Its totient is φ = 101959031116800.

The previous prime is 102220220221201. The next prime is 102220220221243. The reversal of 102220220221211 is 112122022022201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102220220221211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102220220221201) 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, 8972189531 + ... + 8972200923.

It is an arithmetic number, because the mean of its divisors is an integer number (6405105196800).

Almost surely, 2^{102220220221211} is an apocalyptic number.

102220220221211 is a deficient number, since it is larger than the sum of its proper divisors (261462927589).

102220220221211 is a wasteful number, since it uses less digits than its factorization.

102220220221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21466.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102220220221211 its reverse (112122022022201), we get a palindrome (214342242243412).

The spelling of 102220220221211 in words is "one hundred two trillion, two hundred twenty billion, two hundred twenty million, two hundred twenty-one thousand, two hundred eleven".