1004220123002 has 4 divisors (see below), whose sum is σ = 1506330184506. Its totient is φ = 502110061500.

The previous prime is 1004220122999. The next prime is 1004220123013. The reversal of 1004220123002 is 2003210224001.

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., 686745347401 + 317474775601 = 828701^2 + 563449^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251055030749 + ... + 251055030752.

Almost surely, 2^{1004220123002} is an apocalyptic number.

1004220123002 is a deficient number, since it is larger than the sum of its proper divisors (502110061504).

1004220123002 is an equidigital number, since it uses as much as digits as its factorization.

1004220123002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502110061503.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 1004220123002 its reverse (2003210224001), we get a palindrome (3007430347003).

The spelling of 1004220123002 in words is "one trillion, four billion, two hundred twenty million, one hundred twenty-three thousand, two".