1225236100503 has 32 divisors (see below), whose sum is σ = 1693188921600. Its totient is φ = 787161715200.

The previous prime is 1225236100409. The next prime is 1225236100523. The reversal of 1225236100503 is 3050016325221.

It is not a de Polignac number, because 1225236100503 - 2²⁰ = 1225235051927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225236100523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226097328 + ... + 226102746.

It is an arithmetic number, because the mean of its divisors is an integer number (52912153800).

Almost surely, 2^{1225236100503} is an apocalyptic number.

1225236100503 is a deficient number, since it is larger than the sum of its proper divisors (467952821097).

1225236100503 is a wasteful number, since it uses less digits than its factorization.

1225236100503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9903.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 1225236100503 in words is "one trillion, two hundred twenty-five billion, two hundred thirty-six million, one hundred thousand, five hundred three".