201020401139 has 8 divisors (see below), whose sum is σ = 209341260672. Its totient is φ = 192814312320.

The previous prime is 201020401091. The next prime is 201020401157. The reversal of 201020401139 is 931104020102.

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 201020401139 - 2²⁸ = 200751965683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201020403139) 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, 28689104 + ... + 28696109.

It is an arithmetic number, because the mean of its divisors is an integer number (26167657584).

Almost surely, 2^201020401139 is an apocalyptic number.

201020401139 is a deficient number, since it is larger than the sum of its proper divisors (8320859533).

201020401139 is a wasteful number, since it uses less digits than its factorization.

201020401139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57385357.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 201020401139 in words is "two hundred one billion, twenty million, four hundred one thousand, one hundred thirty-nine".