1014321021 has 24 divisors (see below), whose sum is σ = 1574431200. Its totient is φ = 579170592.

The previous prime is 1014320987. The next prime is 1014321037. The reversal of 1014321021 is 1201234101.

It is not a de Polignac number, because 1014321021 - 2¹⁴ = 1014304637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1014322021) 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, 373350 + ... + 376056.

It is an arithmetic number, because the mean of its divisors is an integer number (65601300).

Almost surely, 2^1014321021 is an apocalyptic number.

It is an amenable number.

1014321021 is a deficient number, since it is larger than the sum of its proper divisors (560110179).

1014321021 is a wasteful number, since it uses less digits than its factorization.

1014321021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5273 (or 5266 counting only the distinct ones).

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

The square root of 1014321021 is about 31848.4068832336. The cubic root of 1014321021 is about 1004.7510652972.

Adding to 1014321021 its reverse (1201234101), we get a palindrome (2215555122).

The spelling of 1014321021 in words is "one billion, fourteen million, three hundred twenty-one thousand, twenty-one".