1020332000 has 48 divisors (see below), whose sum is σ = 2506965552. Its totient is φ = 408131200.

The previous prime is 1020331981. The next prime is 1020332009. The reversal of 1020332000 is 2330201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020332009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123542 + ... + 131541.

It is an arithmetic number, because the mean of its divisors is an integer number (52228449).

Almost surely, 2^1020332000 is an apocalyptic number.

1020332000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020332000 is an abundant number, since it is smaller than the sum of its proper divisors (1486633552).

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

1020332000 is an equidigital number, since it uses as much as digits as its factorization.

1020332000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255108 (or 255090 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 1020332000 is about 31942.6360840805. The cubic root of 1020332000 is about 1006.7319129871.

Adding to 1020332000 its reverse (2330201), we get a palindrome (1022662201).

The spelling of 1020332000 in words is "one billion, twenty million, three hundred thirty-two thousand".