20632640002242 has 16 divisors (see below), whose sum is σ = 41268279753792. Its totient is φ = 6877046709200.

The previous prime is 20632640002217. The next prime is 20632640002243. The reversal of 20632640002242 is 24220004623602.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20632640002243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124900134 + ... + 125065217.

It is an arithmetic number, because the mean of its divisors is an integer number (2579267484612).

Almost surely, 2^{20632640002242} is an apocalyptic number.

20632640002242 is an abundant number, since it is smaller than the sum of its proper divisors (20635639751550).

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

20632640002242 is a wasteful number, since it uses less digits than its factorization.

20632640002242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249979113.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 20632640002242 its reverse (24220004623602), we get a palindrome (44852644625844).

The spelling of 20632640002242 in words is "twenty trillion, six hundred thirty-two billion, six hundred forty million, two thousand, two hundred forty-two".