2203223503145 has 32 divisors (see below), whose sum is σ = 3028702026240. Its totient is φ = 1507215029760.

The previous prime is 2203223503093. The next prime is 2203223503147. The reversal of 2203223503145 is 5413053223022.

It is not a de Polignac number, because 2203223503145 - 2⁶ = 2203223503081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2203223503147) 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, 47418125 + ... + 47464565.

It is an arithmetic number, because the mean of its divisors is an integer number (94646938320).

Almost surely, 2^{2203223503145} is an apocalyptic number.

It is an amenable number.

2203223503145 is a deficient number, since it is larger than the sum of its proper divisors (825478523095).

2203223503145 is a wasteful number, since it uses less digits than its factorization.

2203223503145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49625.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 2203223503145 its reverse (5413053223022), we get a palindrome (7616276726167).

The spelling of 2203223503145 in words is "two trillion, two hundred three billion, two hundred twenty-three million, five hundred three thousand, one hundred forty-five".