20032117642210 has 8 divisors (see below), whose sum is σ = 36057811755996. Its totient is φ = 8012847056880.

The previous prime is 20032117642189. The next prime is 20032117642247. The reversal of 20032117642210 is 1224671123002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 20007666378049 + 24451264161 = 4472993^2 + 156369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20032117642210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1001605882101 + ... + 1001605882120.

Almost surely, 2^{20032117642210} is an apocalyptic number.

20032117642210 is a deficient number, since it is larger than the sum of its proper divisors (16025694113786).

20032117642210 is a wasteful number, since it uses less digits than its factorization.

20032117642210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003211764228.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 20032117642210 its reverse (1224671123002), we get a palindrome (21256788765212).

The spelling of 20032117642210 in words is "twenty trillion, thirty-two billion, one hundred seventeen million, six hundred forty-two thousand, two hundred ten".