20435201122242 has 16 divisors (see below), whose sum is σ = 40871903008320. Its totient is φ = 6811483580112.

The previous prime is 20435201122241. The next prime is 20435201122309. The reversal of 20435201122242 is 24222110253402.

It is not an unprimeable number, because it can be changed into a prime (20435201122241) 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, 62354773 + ... + 62681640.

It is an arithmetic number, because the mean of its divisors is an integer number (2554493938020).

Almost surely, 2^{20435201122242} is an apocalyptic number.

20435201122242 is an abundant number, since it is smaller than the sum of its proper divisors (20436701886078).

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

20435201122242 is a wasteful number, since it uses less digits than its factorization.

20435201122242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125063657.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 20435201122242 its reverse (24222110253402), we get a palindrome (44657311375644).

The spelling of 20435201122242 in words is "twenty trillion, four hundred thirty-five billion, two hundred one million, one hundred twenty-two thousand, two hundred forty-two".