1250500200105 has 32 divisors (see below), whose sum is σ = 2156248684800. Its totient is φ = 615190682880.

The previous prime is 1250500200077. The next prime is 1250500200113. The reversal of 1250500200105 is 5010020050521.

It is not a de Polignac number, because 1250500200105 - 2⁸ = 1250500199849 is a prime.

It is a super-2 number, since 2×1250500200105² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2019126 + ... + 2564735.

It is an arithmetic number, because the mean of its divisors is an integer number (67382771400).

Almost surely, 2^{1250500200105} is an apocalyptic number.

1250500200105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1250500200105 is a deficient number, since it is larger than the sum of its proper divisors (905748484695).

1250500200105 is a wasteful number, since it uses less digits than its factorization.

1250500200105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4585281.

The product of its (nonzero) digits is 500, while the sum is 21.

Adding to 1250500200105 its reverse (5010020050521), we get a palindrome (6260520250626).

The spelling of 1250500200105 in words is "one trillion, two hundred fifty billion, five hundred million, two hundred thousand, one hundred five".