210132420234 has 64 divisors (see below), whose sum is σ = 486815702400. Its totient is φ = 59760926720.

The previous prime is 210132420233. The next prime is 210132420257. The reversal of 210132420234 is 432024231012.

It is a happy number.

210132420234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210132420234² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (210132420233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130792 + ... + 661340.

It is an arithmetic number, because the mean of its divisors is an integer number (7606495350).

Almost surely, 2^210132420234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210132420234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243407851200).

210132420234 is an abundant number, since it is smaller than the sum of its proper divisors (276683282166).

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

210132420234 is a wasteful number, since it uses less digits than its factorization.

210132420234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530935.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 210132420234 its reverse (432024231012), we get a palindrome (642156651246).

The spelling of 210132420234 in words is "two hundred ten billion, one hundred thirty-two million, four hundred twenty thousand, two hundred thirty-four".