1012102211002 has 4 divisors (see below), whose sum is σ = 1518153316506. Its totient is φ = 506051105500.

The previous prime is 1012102210991. The next prime is 1012102211027. The reversal of 1012102211002 is 2001122012101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 654317592201 + 357784618801 = 808899^2 + 598151^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253025552749 + ... + 253025552752.

Almost surely, 2^{1012102211002} is an apocalyptic number.

1012102211002 is a deficient number, since it is larger than the sum of its proper divisors (506051105504).

1012102211002 is an equidigital number, since it uses as much as digits as its factorization.

1012102211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506051105503.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1012102211002 its reverse (2001122012101), we get a palindrome (3013224223103).

The spelling of 1012102211002 in words is "one trillion, twelve billion, one hundred two million, two hundred eleven thousand, two".