1012021011002 has 16 divisors (see below), whose sum is σ = 1608724012032. Its totient is φ = 475831396800.

The previous prime is 1012021010981. The next prime is 1012021011061. The reversal of 1012021011002 is 2001101202101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12891068 + ... + 12969335.

It is an arithmetic number, because the mean of its divisors is an integer number (100545250752).

Almost surely, 2^{1012021011002} is an apocalyptic number.

1012021011002 is a deficient number, since it is larger than the sum of its proper divisors (596703001030).

1012021011002 is a wasteful number, since it uses less digits than its factorization.

1012021011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25861573.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1012021011002 its reverse (2001101202101), we get a palindrome (3013122213103).

The spelling of 1012021011002 in words is "one trillion, twelve billion, twenty-one million, eleven thousand, two".