102211300 has 18 divisors (see below), whose sum is σ = 221798738. Its totient is φ = 40884480.

The previous prime is 102211297. The next prime is 102211303. The reversal of 102211300 is 3112201.

It is an interprime number because it is at equal distance from previous prime (102211297) and next prime (102211303).

It can be written as a sum of positive squares in 3 ways, for example, as 443556 + 101767744 = 666^2 + 10088^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (102211303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 510957 + ... + 511156.

Almost surely, 2^102211300 is an apocalyptic number.

102211300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102211300 is an abundant number, since it is smaller than the sum of its proper divisors (119587438).

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

102211300 is a wasteful number, since it uses less digits than its factorization.

102211300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022127 (or 1022120 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 102211300 is about 10109.9604351352. The cubic root of 102211300 is about 467.5552852918. Note that the first 3 decimals are identical.

Adding to 102211300 its reverse (3112201), we get a palindrome (105323501).

Subtracting from 102211300 its reverse (3112201), we obtain a palindrome (99099099).

The spelling of 102211300 in words is "one hundred two million, two hundred eleven thousand, three hundred".