103111001001002 has 4 divisors (see below), whose sum is σ = 154666501501506. Its totient is φ = 51555500500500.

The previous prime is 103111001000977. The next prime is 103111001001023. The reversal of 103111001001002 is 200100100111301.

It is a happy number.

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., 80351126726641 + 22759874274361 = 8963879^2 + 4770731^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25777750250249 + ... + 25777750250252.

Almost surely, 2^{103111001001002} is an apocalyptic number.

103111001001002 is a deficient number, since it is larger than the sum of its proper divisors (51555500500504).

103111001001002 is an equidigital number, since it uses as much as digits as its factorization.

103111001001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51555500500503.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 103111001001002 its reverse (200100100111301), we get a palindrome (303211101112303).

The spelling of 103111001001002 in words is "one hundred three trillion, one hundred eleven billion, one million, one thousand, two".