101023121103 has 8 divisors (see below), whose sum is σ = 136005237888. Its totient is φ = 66694875864.

The previous prime is 101023121057. The next prime is 101023121117. The reversal of 101023121103 is 301121320101.

It is a happy number.

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

It is not a de Polignac number, because 101023121103 - 2⁶ = 101023121039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101023131103) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 163467525 + ... + 163468142.

It is an arithmetic number, because the mean of its divisors is an integer number (17000654736).

Almost surely, 2^101023121103 is an apocalyptic number.

101023121103 is a deficient number, since it is larger than the sum of its proper divisors (34982116785).

101023121103 is a wasteful number, since it uses less digits than its factorization.

101023121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326935773.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 101023121103 its reverse (301121320101), we get a palindrome (402144441204).

The spelling of 101023121103 in words is "one hundred one billion, twenty-three million, one hundred twenty-one thousand, one hundred three".