1020250330 has 32 divisors (see below), whose sum is σ = 2090510208. Its totient is φ = 354868800.

The previous prime is 1020250279. The next prime is 1020250369. The reversal of 1020250330 is 330520201.

1020250330 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199101 + ... + 204160.

It is an arithmetic number, because the mean of its divisors is an integer number (65328444).

Almost surely, 2^1020250330 is an apocalyptic number.

1020250330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020250330 is an abundant number, since it is smaller than the sum of its proper divisors (1070259878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020250330 is a wasteful number, since it uses less digits than its factorization.

1020250330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403302.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 1020250330 is about 31941.3576730858. The cubic root of 1020250330 is about 1006.7050517991.

Adding to 1020250330 its reverse (330520201), we get a palindrome (1350770531).

The spelling of 1020250330 in words is "one billion, twenty million, two hundred fifty thousand, three hundred thirty".