102102020002111 has 8 divisors (see below), whose sum is σ = 104039770098960. Its totient is φ = 100164688308672.

The previous prime is 102102020002097. The next prime is 102102020002117. The reversal of 102102020002111 is 111200020201201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102102020002111 - 2¹⁵ = 102102019969343 is a prime.

It is a super-2 number, since 2×102102020002111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102102020002091 and 102102020002100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102102020002117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104108145 + ... + 105084298.

It is an arithmetic number, because the mean of its divisors is an integer number (13004971262370).

Almost surely, 2^{102102020002111} is an apocalyptic number.

102102020002111 is a deficient number, since it is larger than the sum of its proper divisors (1937750096849).

102102020002111 is an equidigital number, since it uses as much as digits as its factorization.

102102020002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209201705.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102102020002111 its reverse (111200020201201), we get a palindrome (213302040203312).

The spelling of 102102020002111 in words is "one hundred two trillion, one hundred two billion, twenty million, two thousand, one hundred eleven".