673801021112 has 8 divisors (see below), whose sum is σ = 1263376914600. Its totient is φ = 336900510552.

The previous prime is 673801021109. The next prime is 673801021121. The reversal of 673801021112 is 211120108376.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42112563812 + ... + 42112563827.

It is an arithmetic number, because the mean of its divisors is an integer number (157922114325).

Almost surely, 2^673801021112 is an apocalyptic number.

It is an amenable number.

673801021112 is a deficient number, since it is larger than the sum of its proper divisors (589575893488).

673801021112 is a wasteful number, since it uses less digits than its factorization.

673801021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84225127645 (or 84225127641 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

Adding to 673801021112 its reverse (211120108376), we get a palindrome (884921129488).

The spelling of 673801021112 in words is "six hundred seventy-three billion, eight hundred one million, twenty-one thousand, one hundred twelve".