104021131012012 has 12 divisors (see below), whose sum is σ = 183738259451880. Its totient is φ = 51524485454336.

The previous prime is 104021131011989. The next prime is 104021131012033. The reversal of 104021131012012 is 210210131120401.

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, 121520012437 + ... + 121520013292.

It is an arithmetic number, because the mean of its divisors is an integer number (15311521620990).

Almost surely, 2^{104021131012012} is an apocalyptic number.

It is an amenable number.

104021131012012 is a deficient number, since it is larger than the sum of its proper divisors (79717128439868).

104021131012012 is a wasteful number, since it uses less digits than its factorization.

104021131012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243040025840 (or 243040025838 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 104021131012012 its reverse (210210131120401), we get a palindrome (314231262132413).

The spelling of 104021131012012 in words is "one hundred four trillion, twenty-one billion, one hundred thirty-one million, twelve thousand, twelve".