102201102220111 has 4 divisors (see below), whose sum is σ = 102852064654792. Its totient is φ = 101550139785432.

The previous prime is 102201102220081. The next prime is 102201102220121. The reversal of 102201102220111 is 111022201102201.

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 102201102220111 - 2¹⁵ = 102201102187343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102201102220121) 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, 325481217105 + ... + 325481217418.

It is an arithmetic number, because the mean of its divisors is an integer number (25713016163698).

Almost surely, 2^{102201102220111} is an apocalyptic number.

102201102220111 is a deficient number, since it is larger than the sum of its proper divisors (650962434681).

102201102220111 is an equidigital number, since it uses as much as digits as its factorization.

102201102220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650962434680.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102201102220111 its reverse (111022201102201), we get a palindrome (213223303322312).

The spelling of 102201102220111 in words is "one hundred two trillion, two hundred one billion, one hundred two million, two hundred twenty thousand, one hundred eleven".