12010022123100 has 144 divisors (see below), whose sum is σ = 35950915660800. Its totient is φ = 3091919281920.

The previous prime is 12010022123069. The next prime is 12010022123101. The reversal of 12010022123100 is 132122001021.

12010022123100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12010022123100² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12010022123100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010022123101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91867581 + ... + 91998219.

Almost surely, 2^{12010022123100} is an apocalyptic number.

12010022123100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12010022123100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17975457830400).

12010022123100 is an abundant number, since it is smaller than the sum of its proper divisors (23940893537700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12010022123100 is a wasteful number, since it uses less digits than its factorization.

12010022123100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141252 (or 141245 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12010022123100 its reverse (132122001021), we get a palindrome (12142144124121).

The spelling of 12010022123100 in words is "twelve trillion, ten billion, twenty-two million, one hundred twenty-three thousand, one hundred".