101002133123 has 4 divisors (see below), whose sum is σ = 101011621320. Its totient is φ = 100992644928.

The previous prime is 101002133077. The next prime is 101002133147. The reversal of 101002133123 is 321331200101.

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 101002133123 - 2⁶ = 101002133059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101002133153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4728113 + ... + 4749426.

It is an arithmetic number, because the mean of its divisors is an integer number (25252905330).

Almost surely, 2^101002133123 is an apocalyptic number.

101002133123 is a deficient number, since it is larger than the sum of its proper divisors (9488197).

101002133123 is an equidigital number, since it uses as much as digits as its factorization.

101002133123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9488196.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 101002133123 its reverse (321331200101), we get a palindrome (422333333224).

The spelling of 101002133123 in words is "one hundred one billion, two million, one hundred thirty-three thousand, one hundred twenty-three".