143321034450 has 192 divisors, whose sum is σ = 391196961792. Its totient is φ = 34436793600.

The previous prime is 143321034431. The next prime is 143321034469. The reversal of 143321034450 is 54430123341.

143321034450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (143321034431) and next prime (143321034469).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 195526284 + ... + 195527016.

It is an arithmetic number, because the mean of its divisors is an integer number (2037484176).

Almost surely, 2^143321034450 is an apocalyptic number.

143321034450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 143321034450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195598480896).

143321034450 is an abundant number, since it is smaller than the sum of its proper divisors (247875927342).

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

143321034450 is a wasteful number, since it uses less digits than its factorization.

143321034450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649 (or 1644 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 143321034450 its reverse (54430123341), we get a palindrome (197751157791).

The spelling of 143321034450 in words is "one hundred forty-three billion, three hundred twenty-one million, thirty-four thousand, four hundred fifty".