20003513023434 has 8 divisors (see below), whose sum is σ = 40007026046880. Its totient is φ = 6667837674476.

The previous prime is 20003513023399. The next prime is 20003513023451. The reversal of 20003513023434 is 43432031530002.

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

20003513023434 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1666959418614 + ... + 1666959418625.

It is an arithmetic number, because the mean of its divisors is an integer number (5000878255860).

Almost surely, 2^{20003513023434} is an apocalyptic number.

20003513023434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20003513023434 is a wasteful number, since it uses less digits than its factorization.

20003513023434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333918837244.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 20003513023434 its reverse (43432031530002), we get a palindrome (63435544553436).

The spelling of 20003513023434 in words is "twenty trillion, three billion, five hundred thirteen million, twenty-three thousand, four hundred thirty-four".