21054322004102 has 8 divisors (see below), whose sum is σ = 31650589097256. Its totient is φ = 10504125638352.

The previous prime is 21054322004071. The next prime is 21054322004159. The reversal of 21054322004102 is 20140022345012.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11517680708 + ... + 11517682535.

It is an arithmetic number, because the mean of its divisors is an integer number (3956323637157).

Almost surely, 2^{21054322004102} is an apocalyptic number.

21054322004102 is a deficient number, since it is larger than the sum of its proper divisors (10596267093154).

21054322004102 is a wasteful number, since it uses less digits than its factorization.

21054322004102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23035363702.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 21054322004102 its reverse (20140022345012), we get a palindrome (41194344349114).

The spelling of 21054322004102 in words is "twenty-one trillion, fifty-four billion, three hundred twenty-two million, four thousand, one hundred two".