20100552104223 has 16 divisors (see below), whose sum is σ = 30583422622560. Its totient is φ = 13038195958848.

The previous prime is 20100552104201. The next prime is 20100552104239. The reversal of 20100552104223 is 32240125500102.

20100552104223 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 0 + 552 + 104 + 2 + 2 + 3 = 666.

It is not a de Polignac number, because 20100552104223 - 2²⁰ = 20100551055647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100552102223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10060335390 + ... + 10060337387.

It is an arithmetic number, because the mean of its divisors is an integer number (1911463913910).

Almost surely, 2^{20100552104223} is an apocalyptic number.

20100552104223 is a deficient number, since it is larger than the sum of its proper divisors (10482870518337).

20100552104223 is a wasteful number, since it uses less digits than its factorization.

20100552104223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20120672823 (or 20120672817 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 20100552104223 its reverse (32240125500102), we get a palindrome (52340677604325).

The spelling of 20100552104223 in words is "twenty trillion, one hundred billion, five hundred fifty-two million, one hundred four thousand, two hundred twenty-three".