1010363421 has 4 divisors (see below), whose sum is σ = 1347151232. Its totient is φ = 673575612.

The previous prime is 1010363413. The next prime is 1010363447. The reversal of 1010363421 is 1243630101.

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 not a de Polignac number, because 1010363421 - 2³ = 1010363413 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 (1010363621) 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, 168393901 + ... + 168393906.

It is an arithmetic number, because the mean of its divisors is an integer number (336787808).

Almost surely, 2^1010363421 is an apocalyptic number.

It is an amenable number.

1010363421 is a deficient number, since it is larger than the sum of its proper divisors (336787811).

1010363421 is an equidigital number, since it uses as much as digits as its factorization.

1010363421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336787810.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1010363421 is about 31786.2143231936. The cubic root of 1010363421 is about 1003.4426085132.

Adding to 1010363421 its reverse (1243630101), we get a palindrome (2253993522).

The spelling of 1010363421 in words is "one billion, ten million, three hundred sixty-three thousand, four hundred twenty-one".