2010421251 has 12 divisors (see below), whose sum is σ = 2904623280. Its totient is φ = 1339966320.

The previous prime is 2010421249. The next prime is 2010421253. The reversal of 2010421251 is 1521240102.

It is an interprime number because it is at equal distance from previous prime (2010421249) and next prime (2010421253).

It is not a de Polignac number, because 2010421251 - 2¹ = 2010421249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2010421253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18241 + ... + 65981.

It is an arithmetic number, because the mean of its divisors is an integer number (242051940).

Almost surely, 2^2010421251 is an apocalyptic number.

2010421251 is a deficient number, since it is larger than the sum of its proper divisors (894202029).

2010421251 is a wasteful number, since it uses less digits than its factorization.

2010421251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52426 (or 52423 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 2010421251 is about 44837.7212958018. The cubic root of 2010421251 is about 1262.1055855946.

Adding to 2010421251 its reverse (1521240102), we get a palindrome (3531661353).

The spelling of 2010421251 in words is "two billion, ten million, four hundred twenty-one thousand, two hundred fifty-one".