20003778241333 has 8 divisors (see below), whose sum is σ = 20016356607000. Its totient is φ = 19991200900608.

The previous prime is 20003778241331. The next prime is 20003778241361. The reversal of 20003778241333 is 33314287730002.

It can be written as a sum of positive squares in 4 ways, for example, as 7516369809 + 19996261871524 = 86697^2 + 4471718^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20003778241333 - 2¹ = 20003778241331 is a prime.

It is a super-2 number, since 2×20003778241333² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20003778241333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003778241331) 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, 40856385 + ... + 41343097.

It is an arithmetic number, because the mean of its divisors is an integer number (2502044575875).

Almost surely, 2^{20003778241333} is an apocalyptic number.

It is an amenable number.

20003778241333 is a deficient number, since it is larger than the sum of its proper divisors (12578365667).

20003778241333 is a wasteful number, since it uses less digits than its factorization.

20003778241333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512471.

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 20003778241333 in words is "twenty trillion, three billion, seven hundred seventy-eight million, two hundred forty-one thousand, three hundred thirty-three".