20100040301 has 4 divisors (see below), whose sum is σ = 21927316704. Its totient is φ = 18272763900.

The previous prime is 20100040297. The next prime is 20100040327. The reversal of 20100040301 is 10304000102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20100040301 - 2² = 20100040297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (11), and also a Moran number because the ratio is a prime number: 1827276391 = 20100040301 / (2 + 0 + 1 + 0 + 0 + 0 + 4 + 0 + 3 + 0 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100040801) 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 3 ways as a sum of consecutive naturals, for example, 913638185 + ... + 913638206.

It is an arithmetic number, because the mean of its divisors is an integer number (5481829176).

Almost surely, 2^20100040301 is an apocalyptic number.

It is an amenable number.

20100040301 is a deficient number, since it is larger than the sum of its proper divisors (1827276403).

20100040301 is a wasteful number, since it uses less digits than its factorization.

20100040301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827276402.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 20100040301 its reverse (10304000102), we get a palindrome (30404040403).

The spelling of 20100040301 in words is "twenty billion, one hundred million, forty thousand, three hundred one".