1021003214 has 16 divisors (see below), whose sum is σ = 1909408896. Its totient is φ = 397793400.

The previous prime is 1021003157. The next prime is 1021003229. The reversal of 1021003214 is 4123001201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3314792 + ... + 3315099.

It is an arithmetic number, because the mean of its divisors is an integer number (119338056).

Almost surely, 2^1021003214 is an apocalyptic number.

1021003214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1021003214 is a deficient number, since it is larger than the sum of its proper divisors (888405682).

1021003214 is a wasteful number, since it uses less digits than its factorization.

1021003214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6629911.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1021003214 is about 31953.1409097760. The cubic root of 1021003214 is about 1006.9526203758.

Adding to 1021003214 its reverse (4123001201), we get a palindrome (5144004415).

The spelling of 1021003214 in words is "one billion, twenty-one million, three thousand, two hundred fourteen".