20323021551014 has 64 divisors (see below), whose sum is σ = 39932287065216. Its totient is φ = 7527735558144.

The previous prime is 20323021550999. The next prime is 20323021551061. The reversal of 20323021551014 is 41015512032302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16419767 + ... + 17614050.

It is an arithmetic number, because the mean of its divisors is an integer number (623941985394).

Almost surely, 2^{20323021551014} is an apocalyptic number.

20323021551014 is a deficient number, since it is larger than the sum of its proper divisors (19609265514202).

20323021551014 is a wasteful number, since it uses less digits than its factorization.

20323021551014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34034049.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 20323021551014 its reverse (41015512032302), we get a palindrome (61338533583316).

The spelling of 20323021551014 in words is "twenty trillion, three hundred twenty-three billion, twenty-one million, five hundred fifty-one thousand, fourteen".