2132121100312 has 32 divisors (see below), whose sum is σ = 4646268748800. Its totient is φ = 898278621984.

The previous prime is 2132121100297. The next prime is 2132121100321. The reversal of 2132121100312 is 2130011212312.

It is a self number, because there is not a number n which added to its sum of digits gives 2132121100312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322654248 + ... + 322660855.

It is an arithmetic number, because the mean of its divisors is an integer number (145195898400).

Almost surely, 2^{2132121100312} is an apocalyptic number.

It is an amenable number.

2132121100312 is an abundant number, since it is smaller than the sum of its proper divisors (2514147648488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2132121100312 is a wasteful number, since it uses less digits than its factorization.

2132121100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645315175 (or 645315171 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2132121100312 its reverse (2130011212312), we get a palindrome (4262132312624).

The spelling of 2132121100312 in words is "two trillion, one hundred thirty-two billion, one hundred twenty-one million, one hundred thousand, three hundred twelve".