201001011022105 has 16 divisors (see below), whose sum is σ = 275823891527040. Its totient is φ = 137746583638272.

The previous prime is 201001011022039. The next prime is 201001011022127. The reversal of 201001011022105 is 501220110100102.

It is not a de Polignac number, because 201001011022105 - 2¹⁹ = 201001010497817 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1722462960 + ... + 1722579649.

It is an arithmetic number, because the mean of its divisors is an integer number (17238993220440).

Almost surely, 2^{201001011022105} is an apocalyptic number.

It is an amenable number.

201001011022105 is a deficient number, since it is larger than the sum of its proper divisors (74822880504935).

201001011022105 is a wasteful number, since it uses less digits than its factorization.

201001011022105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445044288.

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 201001011022105 its reverse (501220110100102), we get a palindrome (702221121122207).

The spelling of 201001011022105 in words is "two hundred one trillion, one billion, eleven million, twenty-two thousand, one hundred five".