10123212011200 has 168 divisors, whose sum is σ = 25449617888064. Its totient is φ = 3961540608000.

The previous prime is 10123212011191. The next prime is 10123212011261. The reversal of 10123212011200 is 211021232101.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197073520 + ... + 197124880.

Almost surely, 2^{10123212011200} is an apocalyptic number.

10123212011200 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 10123212011200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12724808944032).

10123212011200 is an abundant number, since it is smaller than the sum of its proper divisors (15326405876864).

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

10123212011200 is a wasteful number, since it uses less digits than its factorization.

10123212011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54051 (or 54036 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10123212011200 its reverse (211021232101), we get a palindrome (10334233243301).

The spelling of 10123212011200 in words is "ten trillion, one hundred twenty-three billion, two hundred twelve million, eleven thousand, two hundred".