102220010011111 has 2 divisors, whose sum is σ = 102220010011112. Its totient is φ = 102220010011110.

The previous prime is 102220010010991. The next prime is 102220010011127. The reversal of 102220010011111 is 111110010022201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102220010011111 - 2¹³ = 102220010002919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102220010011091 and 102220010011100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102220010011181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110005005555 + 51110005005556.

It is an arithmetic number, because the mean of its divisors is an integer number (51110005005556).

Almost surely, 2^{102220010011111} is an apocalyptic number.

102220010011111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102220010011111 is an equidigital number, since it uses as much as digits as its factorization.

102220010011111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102220010011111 its reverse (111110010022201), we get a palindrome (213330020033312).

The spelling of 102220010011111 in words is "one hundred two trillion, two hundred twenty billion, ten million, eleven thousand, one hundred eleven".