101343123 has 64 divisors (see below), whose sum is σ = 181248000. Its totient is φ = 55883520.

The previous prime is 101343113. The next prime is 101343127. The reversal of 101343123 is 321343101.

It is not a de Polignac number, because 101343123 - 2⁵ = 101343091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101343096 and 101343105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101343127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 286915 + ... + 287267.

It is an arithmetic number, because the mean of its divisors is an integer number (2832000).

Almost surely, 2^101343123 is an apocalyptic number.

101343123 is a deficient number, since it is larger than the sum of its proper divisors (79904877).

101343123 is an equidigital number, since it uses as much as digits as its factorization.

101343123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 101343123 is about 10066.9321543358. The cubic root of 101343123 is about 466.2277233737.

Adding to 101343123 its reverse (321343101), we get a palindrome (422686224).

The spelling of 101343123 in words is "one hundred one million, three hundred forty-three thousand, one hundred twenty-three".