100212011123 has 8 divisors (see below), whose sum is σ = 114901070592. Its totient is φ = 85616216136.

The previous prime is 100212011093. The next prime is 100212011129. The reversal of 100212011123 is 321110212001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100212011123 - 2⁶ = 100212011059 is a prime.

It is a super-2 number, since 2×100212011123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100212011098 and 100212011107.

It is not an unprimeable number, because it can be changed into a prime (100212011129) 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, 23313815 + ... + 23318112.

It is an arithmetic number, because the mean of its divisors is an integer number (14362633824).

Almost surely, 2^100212011123 is an apocalyptic number.

100212011123 is a deficient number, since it is larger than the sum of its proper divisors (14689059469).

100212011123 is an equidigital number, since it uses as much as digits as its factorization.

100212011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46632241.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 100212011123 its reverse (321110212001), we get a palindrome (421322223124).

The spelling of 100212011123 in words is "one hundred billion, two hundred twelve million, eleven thousand, one hundred twenty-three".