102210120002111 has 4 divisors (see below), whose sum is σ = 111501949093224. Its totient is φ = 92918290911000.

The previous prime is 102210120002101. The next prime is 102210120002113. The reversal of 102210120002111 is 111200021012201.

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 102210120002111 - 2³⁰ = 102209046260287 is a prime.

It is a super-3 number, since 3×102210120002111³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102210120002113) 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, 4645914545540 + ... + 4645914545561.

It is an arithmetic number, because the mean of its divisors is an integer number (27875487273306).

Almost surely, 2^{102210120002111} is an apocalyptic number.

102210120002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102210120002111 is a deficient number, since it is larger than the sum of its proper divisors (9291829091113).

102210120002111 is an equidigital number, since it uses as much as digits as its factorization.

102210120002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9291829091112.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102210120002111 its reverse (111200021012201), we get a palindrome (213410141014312).

The spelling of 102210120002111 in words is "one hundred two trillion, two hundred ten billion, one hundred twenty million, two thousand, one hundred eleven".