1020020332002 has 16 divisors (see below), whose sum is σ = 2331475044672. Its totient is φ = 291434380560.

The previous prime is 1020020331947. The next prime is 1020020332021. The reversal of 1020020332002 is 2002330200201.

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, 12143099149 + ... + 12143099232.

It is an arithmetic number, because the mean of its divisors is an integer number (145717190292).

Almost surely, 2^{1020020332002} is an apocalyptic number.

1020020332002 is an abundant number, since it is smaller than the sum of its proper divisors (1311454712670).

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

1020020332002 is a wasteful number, since it uses less digits than its factorization.

1020020332002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24286198393.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 1020020332002 its reverse (2002330200201), we get a palindrome (3022350532203).

The spelling of 1020020332002 in words is "one trillion, twenty billion, twenty million, three hundred thirty-two thousand, two".