2123215689352 has 128 divisors (see below), whose sum is σ = 4262084386560. Its totient is φ = 989348039680.

The previous prime is 2123215689349. The next prime is 2123215689379. The reversal of 2123215689352 is 2539865123212.

It is a junction number, because it is equal to n+sod(n) for n = 2123215689296 and 2123215689305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1946118327 + ... + 1946119417.

It is an arithmetic number, because the mean of its divisors is an integer number (33297534270).

Almost surely, 2^{2123215689352} is an apocalyptic number.

It is an amenable number.

2123215689352 is an abundant number, since it is smaller than the sum of its proper divisors (2138868697208).

2123215689352 is a wasteful number, since it uses less digits than its factorization.

2123215689352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383 (or 2379 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 49.

The spelling of 2123215689352 in words is "two trillion, one hundred twenty-three billion, two hundred fifteen million, six hundred eighty-nine thousand, three hundred fifty-two".