11211600513621 has 8 divisors (see below), whose sum is σ = 15735579668320. Its totient is φ = 7081010850672.

The previous prime is 11211600513611. The next prime is 11211600513623. The reversal of 11211600513621 is 12631500611211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11211600513621 - 2¹³ = 11211600505429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211600513623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98347372870 + ... + 98347372983.

It is an arithmetic number, because the mean of its divisors is an integer number (1966947458540).

Almost surely, 2^{11211600513621} is an apocalyptic number.

It is an amenable number.

11211600513621 is a deficient number, since it is larger than the sum of its proper divisors (4523979154699).

11211600513621 is a wasteful number, since it uses less digits than its factorization.

11211600513621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196694745875.

The product of its (nonzero) digits is 2160, while the sum is 30.

The spelling of 11211600513621 in words is "eleven trillion, two hundred eleven billion, six hundred million, five hundred thirteen thousand, six hundred twenty-one".