10305143105502 has 32 divisors (see below), whose sum is σ = 23631337965312. Its totient is φ = 2934735957504.

The previous prime is 10305143105483. The next prime is 10305143105507. The reversal of 10305143105502 is 20550134150301.

It is a self number, because there is not a number n which added to its sum of digits gives 10305143105502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10305143105507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399597123 + ... + 399622910.

It is an arithmetic number, because the mean of its divisors is an integer number (738479311416).

Almost surely, 2^{10305143105502} is an apocalyptic number.

10305143105502 is an abundant number, since it is smaller than the sum of its proper divisors (13326194859810).

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

10305143105502 is a wasteful number, since it uses less digits than its factorization.

10305143105502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799220352.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 10305143105502 its reverse (20550134150301), we get a palindrome (30855277255803).

The spelling of 10305143105502 in words is "ten trillion, three hundred five billion, one hundred forty-three million, one hundred five thousand, five hundred two".