1020000012002 has 16 divisors (see below), whose sum is σ = 1705263179040. Its totient is φ = 454736847168.

The previous prime is 1020000011957. The next prime is 1020000012011. The reversal of 1020000012002 is 2002100000201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 789473048 + ... + 789474339.

It is an arithmetic number, because the mean of its divisors is an integer number (106578948690).

Almost surely, 2^{1020000012002} is an apocalyptic number.

1020000012002 is a deficient number, since it is larger than the sum of its proper divisors (685263167038).

1020000012002 is a wasteful number, since it uses less digits than its factorization.

1020000012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578947425.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 1020000012002 its reverse (2002100000201), we get a palindrome (3022100012203).

The spelling of 1020000012002 in words is "one trillion, twenty billion, twelve thousand, two".