101122123 has 4 divisors (see below), whose sum is σ = 106444360. Its totient is φ = 95799888.

The previous prime is 101122121. The next prime is 101122129. The reversal of 101122123 is 321221101.

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

It is a cyclic number.

It is not a de Polignac number, because 101122123 - 2¹ = 101122121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101122121) 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, 2661090 + ... + 2661127.

It is an arithmetic number, because the mean of its divisors is an integer number (26611090).

Almost surely, 2^101122123 is an apocalyptic number.

101122123 is a deficient number, since it is larger than the sum of its proper divisors (5322237).

101122123 is an equidigital number, since it uses as much as digits as its factorization.

101122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5322236.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 101122123 is about 10055.9496319343. The cubic root of 101122123 is about 465.8885741805. Note that the first 3 decimals are identical.

Adding to 101122123 its reverse (321221101), we get a palindrome (422343224).

The spelling of 101122123 in words is "one hundred one million, one hundred twenty-two thousand, one hundred twenty-three".