21230200232202 has 64 divisors (see below), whose sum is σ = 45925761563136. Its totient is φ = 6503919106560.

The previous prime is 21230200232183. The next prime is 21230200232203. The reversal of 21230200232202 is 20223200203212.

It is not an unprimeable number, because it can be changed into a prime (21230200232203) 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, 409088968 + ... + 409140860.

It is an arithmetic number, because the mean of its divisors is an integer number (717590024424).

Almost surely, 2^{21230200232202} is an apocalyptic number.

21230200232202 is an abundant number, since it is smaller than the sum of its proper divisors (24695561330934).

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

21230200232202 is a wasteful number, since it uses less digits than its factorization.

21230200232202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74655.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 21230200232202 its reverse (20223200203212), we get a palindrome (41453400435414).

The spelling of 21230200232202 in words is "twenty-one trillion, two hundred thirty billion, two hundred million, two hundred thirty-two thousand, two hundred two".