20213422431202 has 64 divisors (see below), whose sum is σ = 40717067747328. Its totient is φ = 7268220072000.

The previous prime is 20213422431199. The next prime is 20213422431203.

20213422431202 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (20213422431203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9943327 + ... + 11802397.

It is an arithmetic number, because the mean of its divisors is an integer number (636204183552).

Almost surely, 2^{20213422431202} is an apocalyptic number.

20213422431202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20213422431202 is an abundant number, since it is smaller than the sum of its proper divisors (20503645316126).

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

20213422431202 is a wasteful number, since it uses less digits than its factorization.

20213422431202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864535.

The product of its (nonzero) digits is 9216, while the sum is 28.

It can be divided in two parts, 2021342 and 2431202, that added together give a palindrome (4452544).

The spelling of 20213422431202 in words is "twenty trillion, two hundred thirteen billion, four hundred twenty-two million, four hundred thirty-one thousand, two hundred two".