10121230311000 has 192 divisors, whose sum is σ = 31640517436320. Its totient is φ = 2693675929600.

The previous prime is 10121230310929. The next prime is 10121230311043. The reversal of 10121230311000 is 11303212101.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4452805864 + ... + 4452808136.

Almost surely, 2^{10121230311000} is an apocalyptic number.

10121230311000 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 10121230311000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15820258718160).

10121230311000 is an abundant number, since it is smaller than the sum of its proper divisors (21519287125320).

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

10121230311000 is an frugal number, since it uses more digits than its factorization.

10121230311000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5223 (or 2936 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10121230311000 its reverse (11303212101), we get a palindrome (10132533523101).

The spelling of 10121230311000 in words is "ten trillion, one hundred twenty-one billion, two hundred thirty million, three hundred eleven thousand".