101103012123 has 8 divisors (see below), whose sum is σ = 134820122688. Its totient is φ = 67393954824.

The previous prime is 101103012113. The next prime is 101103012133. The reversal of 101103012123 is 321210301101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101103012113) and next prime (101103012133).

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

It is not a de Polignac number, because 101103012123 - 2⁴ = 101103012107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101103012113) 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, 1983961 + ... + 2034282.

It is an arithmetic number, because the mean of its divisors is an integer number (16852515336).

Almost surely, 2^101103012123 is an apocalyptic number.

101103012123 is a deficient number, since it is larger than the sum of its proper divisors (33717110565).

101103012123 is an equidigital number, since it uses as much as digits as its factorization.

101103012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026633.

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

Adding to 101103012123 its reverse (321210301101), we get a palindrome (422313313224).

The spelling of 101103012123 in words is "one hundred one billion, one hundred three million, twelve thousand, one hundred twenty-three".