102010020102111 has 8 divisors (see below), whose sum is σ = 148378211057664. Its totient is φ = 61824254607320.

The previous prime is 102010020102041. The next prime is 102010020102229. The reversal of 102010020102111 is 111201020010201.

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 102010020102111 - 2²¹ = 102010018004959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102010020103111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1545606365151 + ... + 1545606365216.

It is an arithmetic number, because the mean of its divisors is an integer number (18547276382208).

Almost surely, 2^{102010020102111} is an apocalyptic number.

102010020102111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102010020102111 is a deficient number, since it is larger than the sum of its proper divisors (46368190955553).

102010020102111 is a wasteful number, since it uses less digits than its factorization.

102010020102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3091212730381.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102010020102111 its reverse (111201020010201), we get a palindrome (213211040112312).

The spelling of 102010020102111 in words is "one hundred two trillion, ten billion, twenty million, one hundred two thousand, one hundred eleven".