20102943760427 has 8 divisors (see below), whose sum is σ = 22156571568432. Its totient is φ = 18086997196800.

The previous prime is 20102943760331. The next prime is 20102943760463. The reversal of 20102943760427 is 72406734920102.

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

It is a cyclic number.

It is not a de Polignac number, because 20102943760427 - 2¹⁰ = 20102943759403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20102943760327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9420309974 + ... + 9420312107.

It is an arithmetic number, because the mean of its divisors is an integer number (2769571446054).

Almost surely, 2^{20102943760427} is an apocalyptic number.

20102943760427 is a deficient number, since it is larger than the sum of its proper divisors (2053627808005).

20102943760427 is a wasteful number, since it uses less digits than its factorization.

20102943760427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18840622189.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 20102943760427 in words is "twenty trillion, one hundred two billion, nine hundred forty-three million, seven hundred sixty thousand, four hundred twenty-seven".