102434211 has 24 divisors (see below), whose sum is σ = 161733936. Its totient is φ = 61957440.

The previous prime is 102434209. The next prime is 102434251. The reversal of 102434211 is 112434201.

102434211 is a `hidden beast` number, since 1 + 0 + 243 + 421 + 1 = 666.

It is not a de Polignac number, because 102434211 - 2¹ = 102434209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102434251) 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, 83841 + ... + 85053.

It is an arithmetic number, because the mean of its divisors is an integer number (6738914).

Almost surely, 2^102434211 is an apocalyptic number.

102434211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102434211 is a deficient number, since it is larger than the sum of its proper divisors (59299725).

102434211 is a wasteful number, since it uses less digits than its factorization.

102434211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083 (or 2080 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 102434211 is about 10120.9787570175. The cubic root of 102434211 is about 467.8949331311.

Adding to 102434211 its reverse (112434201), we get a palindrome (214868412).

The spelling of 102434211 in words is "one hundred two million, four hundred thirty-four thousand, two hundred eleven".