10867208242821 has 32 divisors (see below), whose sum is σ = 16967373201408. Its totient is φ = 6056971724160.

The previous prime is 10867208242771. The next prime is 10867208242837. The reversal of 10867208242821 is 12824280276801.

It is not a de Polignac number, because 10867208242821 - 2¹⁰ = 10867208241797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10867208242021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2267076 + ... + 5184018.

It is an arithmetic number, because the mean of its divisors is an integer number (530230412544).

Almost surely, 2^{10867208242821} is an apocalyptic number.

It is an amenable number.

10867208242821 is a deficient number, since it is larger than the sum of its proper divisors (6100164958587).

10867208242821 is a wasteful number, since it uses less digits than its factorization.

10867208242821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921321.

The product of its (nonzero) digits is 1376256, while the sum is 51.

The spelling of 10867208242821 in words is "ten trillion, eight hundred sixty-seven billion, two hundred eight million, two hundred forty-two thousand, eight hundred twenty-one".