1010421213 has 4 divisors (see below), whose sum is σ = 1347228288. Its totient is φ = 673614140.

The previous prime is 1010421193. The next prime is 1010421227. The reversal of 1010421213 is 3121240101.

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.

It is a cyclic number.

It is not a de Polignac number, because 1010421213 - 2⁹ = 1010420701 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1010421192 and 1010421201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010421233) 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 3 ways as a sum of consecutive naturals, for example, 168403533 + ... + 168403538.

It is an arithmetic number, because the mean of its divisors is an integer number (336807072).

Almost surely, 2^1010421213 is an apocalyptic number.

It is an amenable number.

1010421213 is a deficient number, since it is larger than the sum of its proper divisors (336807075).

1010421213 is an equidigital number, since it uses as much as digits as its factorization.

1010421213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336807074.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1010421213 is about 31787.1233835338. The cubic root of 1010421213 is about 1003.4617401934.

Adding to 1010421213 its reverse (3121240101), we get a palindrome (4131661314).

The spelling of 1010421213 in words is "one billion, ten million, four hundred twenty-one thousand, two hundred thirteen".