2101001301 has 32 divisors (see below), whose sum is σ = 3565605120. Its totient is φ = 1197752832.

The previous prime is 2101001299. The next prime is 2101001333. The reversal of 2101001301 is 1031001012.

It is not a de Polignac number, because 2101001301 - 2¹ = 2101001299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101001381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69001 + ... + 94673.

It is an arithmetic number, because the mean of its divisors is an integer number (111425160).

Almost surely, 2^2101001301 is an apocalyptic number.

2101001301 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2101001301 is a deficient number, since it is larger than the sum of its proper divisors (1464603819).

2101001301 is a wasteful number, since it uses less digits than its factorization.

2101001301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26122 (or 26116 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 2101001301 is about 45836.6807371564. The cubic root of 2101001301 is about 1280.7826636314.

Adding to 2101001301 its reverse (1031001012), we get a palindrome (3132002313).

The spelling of 2101001301 in words is "two billion, one hundred one million, one thousand, three hundred one".