103243220253 has 24 divisors (see below), whose sum is σ = 150187066848. Its totient is φ = 68341152672.

The previous prime is 103243220237. The next prime is 103243220261. The reversal of 103243220253 is 352022342301.

103243220253 is a `hidden beast` number, since 10 + 324 + 322 + 0 + 2 + 5 + 3 = 666.

It is not a de Polignac number, because 103243220253 - 2⁴ = 103243220237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103243220153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1990750 + ... + 2041952.

It is an arithmetic number, because the mean of its divisors is an integer number (6257794452).

Almost surely, 2^103243220253 is an apocalyptic number.

It is an amenable number.

103243220253 is a deficient number, since it is larger than the sum of its proper divisors (46943846595).

103243220253 is a wasteful number, since it uses less digits than its factorization.

103243220253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52793 (or 52790 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 103243220253 its reverse (352022342301), we get a palindrome (455265562554).

The spelling of 103243220253 in words is "one hundred three billion, two hundred forty-three million, two hundred twenty thousand, two hundred fifty-three".