101123405210 has 16 divisors (see below), whose sum is σ = 182537779176. Its totient is φ = 40334773248.

The previous prime is 101123405209. The next prime is 101123405213. The reversal of 101123405210 is 12504321101.

It can be written as a sum of positive squares in 4 ways, for example, as 41146905409 + 59976499801 = 202847^2 + 244901^2 .

It is not an unprimeable number, because it can be changed into a prime (101123405213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14319899 + ... + 14326958.

Almost surely, 2^101123405210 is an apocalyptic number.

101123405210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101123405210 is a deficient number, since it is larger than the sum of its proper divisors (81414373966).

101123405210 is a wasteful number, since it uses less digits than its factorization.

101123405210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28647217.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 101123405210 its reverse (12504321101), we get a palindrome (113627726311).

The spelling of 101123405210 in words is "one hundred one billion, one hundred twenty-three million, four hundred five thousand, two hundred ten".