20006214442521 has 8 divisors (see below), whose sum is σ = 26674979690304. Its totient is φ = 13337462744880.

The previous prime is 20006214442507. The next prime is 20006214442537. The reversal of 20006214442521 is 12524441260002.

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

It is not a de Polignac number, because 20006214442521 - 2¹⁰ = 20006214441497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20006214482521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795411 + ... + 6375351.

It is an arithmetic number, because the mean of its divisors is an integer number (3334372461288).

Almost surely, 2^{20006214442521} is an apocalyptic number.

It is an amenable number.

20006214442521 is a deficient number, since it is larger than the sum of its proper divisors (6668765247783).

20006214442521 is a wasteful number, since it uses less digits than its factorization.

20006214442521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775071.

The product of its (nonzero) digits is 30720, while the sum is 33.

The spelling of 20006214442521 in words is "twenty trillion, six billion, two hundred fourteen million, four hundred forty-two thousand, five hundred twenty-one".