20040320020002 has 8 divisors (see below), whose sum is σ = 40080640040016. Its totient is φ = 6680106673332.

The previous prime is 20040320020001. The next prime is 20040320020037. The reversal of 20040320020002 is 20002002304002.

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

20040320020002 is an admirable number.

It is a super-2 number, since 2×20040320020002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20040320020001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670026668328 + ... + 1670026668339.

It is an arithmetic number, because the mean of its divisors is an integer number (5010080005002).

Almost surely, 2^{20040320020002} is an apocalyptic number.

20040320020002 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.

20040320020002 is a wasteful number, since it uses less digits than its factorization.

20040320020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340053336672.

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 20040320020002 its reverse (20002002304002), we get a palindrome (40042322324004).

The spelling of 20040320020002 in words is "twenty trillion, forty billion, three hundred twenty million, twenty thousand, two".