102111214320 has 120 divisors (see below), whose sum is σ = 344647212000. Its totient is φ = 27092786688.

The previous prime is 102111214319. The next prime is 102111214321. The reversal of 102111214320 is 23412111201.

102111214320 is a `hidden beast` number, since 1 + 0 + 211 + 1 + 21 + 432 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (102111214319) and next prime (102111214321).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102111214293 and 102111214302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102111214321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213055 + ... + 499614.

It is an arithmetic number, because the mean of its divisors is an integer number (2872060100).

Almost surely, 2^102111214320 is an apocalyptic number.

102111214320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102111214320 is an abundant number, since it is smaller than the sum of its proper divisors (242535997680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102111214320 is a wasteful number, since it uses less digits than its factorization.

102111214320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712887 (or 712878 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 102111214320 its reverse (23412111201), we get a palindrome (125523325521).

The spelling of 102111214320 in words is "one hundred two billion, one hundred eleven million, two hundred fourteen thousand, three hundred twenty".