101020233123 has 6 divisors (see below), whose sum is σ = 145918114524. Its totient is φ = 67346822076.

The previous prime is 101020233029. The next prime is 101020233187. The reversal of 101020233123 is 321332020101.

It is not a de Polignac number, because 101020233123 - 2⁸ = 101020232867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101020233096 and 101020233105.

It is not an unprimeable number, because it can be changed into a prime (101020233023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5612235165 + ... + 5612235182.

It is an arithmetic number, because the mean of its divisors is an integer number (24319685754).

Almost surely, 2^101020233123 is an apocalyptic number.

101020233123 is a deficient number, since it is larger than the sum of its proper divisors (44897881401).

101020233123 is a wasteful number, since it uses less digits than its factorization.

101020233123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11224470353 (or 11224470350 counting only the distinct ones).

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

Adding to 101020233123 its reverse (321332020101), we get a palindrome (422352253224).

The spelling of 101020233123 in words is "one hundred one billion, twenty million, two hundred thirty-three thousand, one hundred twenty-three".