3121612006112 has 24 divisors (see below), whose sum is σ = 6153159283992. Its totient is φ = 1558904886400.

The previous prime is 3121612006103. The next prime is 3121612006213. The reversal of 3121612006112 is 2116002161213.

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, 59383214 + ... + 59435757.

It is an arithmetic number, because the mean of its divisors is an integer number (256381636833).

Almost surely, 2^{3121612006112} is an apocalyptic number.

3121612006112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3121612006112 is a deficient number, since it is larger than the sum of its proper divisors (3031547277880).

3121612006112 is a wasteful number, since it uses less digits than its factorization.

3121612006112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118819802 (or 118819794 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 3121612006112 its reverse (2116002161213), we get a palindrome (5237614167325).

The spelling of 3121612006112 in words is "three trillion, one hundred twenty-one billion, six hundred twelve million, six thousand, one hundred twelve".