2121303153350 has 24 divisors (see below), whose sum is σ = 3995568478560. Its totient is φ = 837780484320.

The previous prime is 2121303153337. The next prime is 2121303153377. The reversal of 2121303153350 is 533513031212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 268515437 + ... + 268523336.

It is an arithmetic number, because the mean of its divisors is an integer number (166482019940).

Almost surely, 2^{2121303153350} is an apocalyptic number.

2121303153350 is a deficient number, since it is larger than the sum of its proper divisors (1874265325210).

2121303153350 is a wasteful number, since it uses less digits than its factorization.

2121303153350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537038864 (or 537038859 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 29.

Adding to 2121303153350 its reverse (533513031212), we get a palindrome (2654816184562).

The spelling of 2121303153350 in words is "two trillion, one hundred twenty-one billion, three hundred three million, one hundred fifty-three thousand, three hundred fifty".