1012010002002 has 28 divisors (see below), whose sum is σ = 2275981345230. Its totient is φ = 337336666848.

The previous prime is 1012010001971. The next prime is 1012010002019. The reversal of 1012010002002 is 2002000102101.

It can be written as a sum of positive squares in only one way, i.e., 877629838761 + 134380163241 = 936819^2 + 366579^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 347052727 + ... + 347055642.

Almost surely, 2^{1012010002002} is an apocalyptic number.

1012010002002 is an abundant number, since it is smaller than the sum of its proper divisors (1263971343228).

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

1012010002002 is an frugal number, since it uses more digits than its factorization.

1012010002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694108389 (or 694108374 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1012010002002 its reverse (2002000102101), we get a palindrome (3014010104103).

The spelling of 1012010002002 in words is "one trillion, twelve billion, ten million, two thousand, two".