1211030023103 has 8 divisors (see below), whose sum is σ = 1223548326000. Its totient is φ = 1198512403200.

The previous prime is 1211030023097. The next prime is 1211030023153. The reversal of 1211030023103 is 3013200301121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1211030023103 - 2⁸ = 1211030022847 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 (1211030023153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3890273 + ... + 4190021.

It is an arithmetic number, because the mean of its divisors is an integer number (152943540750).

Almost surely, 2^{1211030023103} is an apocalyptic number.

1211030023103 is a deficient number, since it is larger than the sum of its proper divisors (12518302897).

1211030023103 is an equidigital number, since it uses as much as digits as its factorization.

1211030023103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341497.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1211030023103 its reverse (3013200301121), we get a palindrome (4224230324224).

The spelling of 1211030023103 in words is "one trillion, two hundred eleven billion, thirty million, twenty-three thousand, one hundred three".