4102121512312 has 16 divisors (see below), whose sum is σ = 7692544575000. Its totient is φ = 2050776292320.

The previous prime is 4102121512309. The next prime is 4102121512331. The reversal of 4102121512312 is 2132151212014.

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, 35496687 + ... + 35612062.

Almost surely, 2^{4102121512312} is an apocalyptic number.

It is an amenable number.

4102121512312 is a deficient number, since it is larger than the sum of its proper divisors (3590423062688).

4102121512312 is a wasteful number, since it uses less digits than its factorization.

4102121512312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71115966 (or 71115962 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 4102121512312 its reverse (2132151212014), we get a palindrome (6234272724326).

The spelling of 4102121512312 in words is "four trillion, one hundred two billion, one hundred twenty-one million, five hundred twelve thousand, three hundred twelve".