100320210321123 has 32 divisors (see below), whose sum is σ = 152538555951936. Its totient is φ = 58098100359168.

The previous prime is 100320210321077. The next prime is 100320210321139. The reversal of 100320210321123 is 321123012023001.

It is not a de Polignac number, because 100320210321123 - 2¹² = 100320210317027 is a prime.

It is a super-2 number, since 2×100320210321123² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100320210321123.

It is not an unprimeable number, because it can be changed into a prime (100320210326123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1174840 + ... + 14213397.

It is an arithmetic number, because the mean of its divisors is an integer number (4766829873498).

Almost surely, 2^{100320210321123} is an apocalyptic number.

100320210321123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100320210321123 is a deficient number, since it is larger than the sum of its proper divisors (52218345630813).

100320210321123 is a wasteful number, since it uses less digits than its factorization.

100320210321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15398103.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 100320210321123 its reverse (321123012023001), we get a palindrome (421443222344124).

The spelling of 100320210321123 in words is "one hundred trillion, three hundred twenty billion, two hundred ten million, three hundred twenty-one thousand, one hundred twenty-three".