2121601560353 has 24 divisors (see below), whose sum is σ = 2388268521408. Its totient is φ = 1882273932000.

The previous prime is 2121601560313. The next prime is 2121601560493. The reversal of 2121601560353 is 3530651061212.

It is not a de Polignac number, because 2121601560353 - 2⁶ = 2121601560289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2121601560313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5972108 + ... + 6317378.

It is an arithmetic number, because the mean of its divisors is an integer number (99511188392).

Almost surely, 2^{2121601560353} is an apocalyptic number.

It is an amenable number.

2121601560353 is a deficient number, since it is larger than the sum of its proper divisors (266666961055).

2121601560353 is a wasteful number, since it uses less digits than its factorization.

2121601560353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346517 (or 346506 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 2121601560353 in words is "two trillion, one hundred twenty-one billion, six hundred one million, five hundred sixty thousand, three hundred fifty-three".