15143224122000 has 480 divisors, whose sum is σ = 57023710248960. Its totient is φ = 3723309388800.

The previous prime is 15143224121941. The next prime is 15143224122001. The reversal of 15143224122000 is 22142234151.

15143224122000 is a `hidden beast` number, since 1 + 5 + 1 + 43 + 2 + 2 + 412 + 200 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (15143224122001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 207521521 + ... + 207594479.

It is an arithmetic number, because the mean of its divisors is an integer number (118799396352).

Almost surely, 2^{15143224122000} is an apocalyptic number.

15143224122000 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 15143224122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28511855124480).

15143224122000 is an abundant number, since it is smaller than the sum of its proper divisors (41880486126960).

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

15143224122000 is a wasteful number, since it uses less digits than its factorization.

15143224122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73888 (or 73869 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 15143224122000 its reverse (22142234151), we get a palindrome (15165366356151).

The spelling of 15143224122000 in words is "fifteen trillion, one hundred forty-three billion, two hundred twenty-four million, one hundred twenty-two thousand".