20030111123002 has 4 divisors (see below), whose sum is σ = 30045166684506. Its totient is φ = 10015055561500.

The previous prime is 20030111122993. The next prime is 20030111123059. The reversal of 20030111123002 is 20032111103002.

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., 18078219918801 + 1951891204201 = 4251849^2 + 1397101^2 .

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 as a sum of consecutive naturals, namely, 5007527780749 + ... + 5007527780752.

Almost surely, 2^{20030111123002} is an apocalyptic number.

20030111123002 is a deficient number, since it is larger than the sum of its proper divisors (10015055561504).

20030111123002 is a wasteful number, since it uses less digits than its factorization.

20030111123002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10015055561503.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20030111123002 its reverse (20032111103002), we get a palindrome (40062222226004).

The spelling of 20030111123002 in words is "twenty trillion, thirty billion, one hundred eleven million, one hundred twenty-three thousand, two".