1012501106504 has 8 divisors (see below), whose sum is σ = 1898439574710. Its totient is φ = 506250553248.

The previous prime is 1012501106447. The next prime is 1012501106509. The reversal of 1012501106504 is 4056011052101.

It can be written as a sum of positive squares in only one way, i.e., 830084988100 + 182416118404 = 911090^2 + 427102^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1012501106504² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1012501106509) by changing a digit.

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 as a sum of consecutive naturals, namely, 63281319149 + ... + 63281319164.

Almost surely, 2^{1012501106504} is an apocalyptic number.

It is an amenable number.

1012501106504 is a deficient number, since it is larger than the sum of its proper divisors (885938468206).

1012501106504 is a wasteful number, since it uses less digits than its factorization.

1012501106504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126562638319 (or 126562638315 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 1012501106504 its reverse (4056011052101), we get a palindrome (5068512158605).

The spelling of 1012501106504 in words is "one trillion, twelve billion, five hundred one million, one hundred six thousand, five hundred four".