103221111002 has 4 divisors (see below), whose sum is σ = 154831666506. Its totient is φ = 51610555500.

The previous prime is 103221111001. The next prime is 103221111043. The reversal of 103221111002 is 200111122301.

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., 78832354441 + 24388756561 = 280771^2 + 156169^2 .

It is not an unprimeable number, because it can be changed into a prime (103221111001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25805277749 + ... + 25805277752.

Almost surely, 2^103221111002 is an apocalyptic number.

103221111002 is a deficient number, since it is larger than the sum of its proper divisors (51610555504).

103221111002 is an equidigital number, since it uses as much as digits as its factorization.

103221111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51610555503.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 103221111002 its reverse (200111122301), we get a palindrome (303332233303).

The spelling of 103221111002 in words is "one hundred three billion, two hundred twenty-one million, one hundred eleven thousand, two".