20350202331356 has 24 divisors (see below), whose sum is σ = 35768972574720. Its totient is φ = 10130497382592.

The previous prime is 20350202331257. The next prime is 20350202331359. The reversal of 20350202331356 is 65313320205302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20350202331359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67383266 + ... + 67684598.

It is an arithmetic number, because the mean of its divisors is an integer number (1490373857280).

Almost surely, 2^{20350202331356} is an apocalyptic number.

It is an amenable number.

20350202331356 is a deficient number, since it is larger than the sum of its proper divisors (15418770243364).

20350202331356 is a wasteful number, since it uses less digits than its factorization.

20350202331356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375293 (or 375291 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 35.

Adding to 20350202331356 its reverse (65313320205302), we get a palindrome (85663522536658).

The spelling of 20350202331356 in words is "twenty trillion, three hundred fifty billion, two hundred two million, three hundred thirty-one thousand, three hundred fifty-six".