2020501251 has 24 divisors (see below), whose sum is σ = 2955363840. Its totient is φ = 1330064496.

The previous prime is 2020501247. The next prime is 2020501261. The reversal of 2020501251 is 1521050202.

2020501251 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2020501251 - 2² = 2020501247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2020501261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 337240 + ... + 343178.

It is an arithmetic number, because the mean of its divisors is an integer number (123140160).

Almost surely, 2^2020501251 is an apocalyptic number.

2020501251 is a deficient number, since it is larger than the sum of its proper divisors (934862589).

2020501251 is a wasteful number, since it uses less digits than its factorization.

2020501251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6415 (or 6412 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 2020501251 is about 44949.9861067832. The cubic root of 2020501251 is about 1264.2114164188.

Adding to 2020501251 its reverse (1521050202), we get a palindrome (3541551453).

The spelling of 2020501251 in words is "two billion, twenty million, five hundred one thousand, two hundred fifty-one".