210234534102 has 32 divisors (see below), whose sum is σ = 472816632960. Its totient is φ = 69233861160.

The previous prime is 210234534079. The next prime is 210234534109. The reversal of 210234534102 is 201435432012.

210234534102 is a `hidden beast` number, since 2 + 1 + 0 + 23 + 4 + 534 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210234534109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23448724 + ... + 23457687.

It is an arithmetic number, because the mean of its divisors is an integer number (14775519780).

Almost surely, 2^210234534102 is an apocalyptic number.

210234534102 is an abundant number, since it is smaller than the sum of its proper divisors (262582098858).

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

210234534102 is a wasteful number, since it uses less digits than its factorization.

210234534102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46906505 (or 46906499 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 210234534102 its reverse (201435432012), we get a palindrome (411669966114).

The spelling of 210234534102 in words is "two hundred ten billion, two hundred thirty-four million, five hundred thirty-four thousand, one hundred two".