102210120202111 has 16 divisors (see below), whose sum is σ = 110304997447680. Its totient is φ = 94431549785760.

The previous prime is 102210120202093. The next prime is 102210120202247. The reversal of 102210120202111 is 111202021012201.

It is a cyclic number.

It is not a de Polignac number, because 102210120202111 - 2³³ = 102201530267519 is a prime.

It is a super-3 number, since 3×102210120202111³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102210120202511) 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, 136675096 + ... + 137420893.

It is an arithmetic number, because the mean of its divisors is an integer number (6894062340480).

Almost surely, 2^{102210120202111} is an apocalyptic number.

102210120202111 is a deficient number, since it is larger than the sum of its proper divisors (8094877245569).

102210120202111 is a wasteful number, since it uses less digits than its factorization.

102210120202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274096566.

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

Adding to 102210120202111 its reverse (111202021012201), we get a palindrome (213412141214312).

The spelling of 102210120202111 in words is "one hundred two trillion, two hundred ten billion, one hundred twenty million, two hundred two thousand, one hundred eleven".