2051001301 has 4 divisors (see below), whose sum is σ = 2051358400. Its totient is φ = 2050644204.

The previous prime is 2051001289. The next prime is 2051001311. The reversal of 2051001301 is 1031001502.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1031001502 = 2 ⋅515500751.

It is a cyclic number.

It is not a de Polignac number, because 2051001301 - 2²⁵ = 2017446869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051001311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169791 + ... + 181468.

It is an arithmetic number, because the mean of its divisors is an integer number (512839600).

Almost surely, 2^2051001301 is an apocalyptic number.

It is an amenable number.

2051001301 is a deficient number, since it is larger than the sum of its proper divisors (357099).

2051001301 is an equidigital number, since it uses as much as digits as its factorization.

2051001301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357098.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 2051001301 is about 45287.9818605334. The cubic root of 2051001301 is about 1270.5408862290.

Adding to 2051001301 its reverse (1031001502), we get a palindrome (3082002803).

The spelling of 2051001301 in words is "two billion, fifty-one million, one thousand, three hundred one".