20003332355 has 8 divisors (see below), whose sum is σ = 24589462464. Its totient is φ = 15612356800.

The previous prime is 20003332351. The next prime is 20003332361. The reversal of 20003332355 is 55323330002.

It is a happy number.

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

It is not a de Polignac number, because 20003332355 - 2² = 20003332351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20003332351) 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, 48788411 + ... + 48788820.

It is an arithmetic number, because the mean of its divisors is an integer number (3073682808).

Almost surely, 2^20003332355 is an apocalyptic number.

20003332355 is a deficient number, since it is larger than the sum of its proper divisors (4586130109).

20003332355 is an equidigital number, since it uses as much as digits as its factorization.

20003332355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97577277.

The product of its (nonzero) digits is 8100, while the sum is 26.

Adding to 20003332355 its reverse (55323330002), we get a palindrome (75326662357).

The spelling of 20003332355 in words is "twenty billion, three million, three hundred thirty-two thousand, three hundred fifty-five".