1202123310103 has 4 divisors (see below), whose sum is σ = 1202132754400. Its totient is φ = 1202113865808.

The previous prime is 1202123310097. The next prime is 1202123310109. The reversal of 1202123310103 is 3010133212021.

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

It is an interprime number because it is at equal distance from previous prime (1202123310097) and next prime (1202123310109).

It is a cyclic number.

It is not a de Polignac number, because 1202123310103 - 2⁵ = 1202123310071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202123310109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4528575 + ... + 4786672.

It is an arithmetic number, because the mean of its divisors is an integer number (300533188600).

Almost surely, 2^{1202123310103} is an apocalyptic number.

1202123310103 is a deficient number, since it is larger than the sum of its proper divisors (9444297).

1202123310103 is an equidigital number, since it uses as much as digits as its factorization.

1202123310103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9444296.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1202123310103 its reverse (3010133212021), we get a palindrome (4212256522124).

The spelling of 1202123310103 in words is "one trillion, two hundred two billion, one hundred twenty-three million, three hundred ten thousand, one hundred three".