20335051121346 has 48 divisors (see below), whose sum is σ = 47558033575416. Its totient is φ = 6242488570368.

The previous prime is 20335051121339. The next prime is 20335051121381. The reversal of 20335051121346 is 64312115053302.

20335051121346 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 5 + 0 + 511 + 2 + 134 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7854650838225 + 12480400283121 = 2802615^2 + 3532761^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20335051121346.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100247325 + ... + 100449968.

Almost surely, 2^{20335051121346} is an apocalyptic number.

20335051121346 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20335051121346 is an abundant number, since it is smaller than the sum of its proper divisors (27222982454070).

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

20335051121346 is a wasteful number, since it uses less digits than its factorization.

20335051121346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200697747 (or 200697744 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 20335051121346 its reverse (64312115053302), we get a palindrome (84647166174648).

The spelling of 20335051121346 in words is "twenty trillion, three hundred thirty-five billion, fifty-one million, one hundred twenty-one thousand, three hundred forty-six".