102111020202211 has 16 divisors (see below), whose sum is σ = 108857407744800. Its totient is φ = 95508161683200.

The previous prime is 102111020202203. The next prime is 102111020202229. The reversal of 102111020202211 is 112202020111201.

It is a cyclic number.

It is not a de Polignac number, because 102111020202211 - 2³ = 102111020202203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102111020202251) 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, 87149680 + ... + 88313581.

It is an arithmetic number, because the mean of its divisors is an integer number (6803587984050).

Almost surely, 2^{102111020202211} is an apocalyptic number.

102111020202211 is a deficient number, since it is larger than the sum of its proper divisors (6746387542589).

102111020202211 is a wasteful number, since it uses less digits than its factorization.

102111020202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175463670.

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

Adding to 102111020202211 its reverse (112202020111201), we get a palindrome (214313040313412).

The spelling of 102111020202211 in words is "one hundred two trillion, one hundred eleven billion, twenty million, two hundred two thousand, two hundred eleven".