100230123021 has 16 divisors (see below), whose sum is σ = 152743219200. Its totient is φ = 57270004848.

The previous prime is 100230123011. The next prime is 100230123053. The reversal of 100230123021 is 120321032001.

It is not a de Polignac number, because 100230123021 - 2⁶ = 100230122957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100230123001) 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 15 ways as a sum of consecutive naturals, for example, 112800 + ... + 461718.

It is an arithmetic number, because the mean of its divisors is an integer number (9546451200).

Almost surely, 2^100230123021 is an apocalyptic number.

It is an amenable number.

100230123021 is a deficient number, since it is larger than the sum of its proper divisors (52513096179).

100230123021 is a wasteful number, since it uses less digits than its factorization.

100230123021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362608.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100230123021 its reverse (120321032001), we get a palindrome (220551155022).

The spelling of 100230123021 in words is "one hundred billion, two hundred thirty million, one hundred twenty-three thousand, twenty-one".