1225550355235 has 4 divisors (see below), whose sum is σ = 1470660426288. Its totient is φ = 980440284184.

The previous prime is 1225550355229. The next prime is 1225550355241. The reversal of 1225550355235 is 5325530555221.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1225550355229) and next prime (1225550355241).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1225550355235 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1225550355191 and 1225550355200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122555035519 + ... + 122555035528.

It is an arithmetic number, because the mean of its divisors is an integer number (367665106572).

Almost surely, 2^{1225550355235} is an apocalyptic number.

1225550355235 is a deficient number, since it is larger than the sum of its proper divisors (245110071053).

1225550355235 is an equidigital number, since it uses as much as digits as its factorization.

1225550355235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245110071052.

The product of its (nonzero) digits is 1125000, while the sum is 43.

The spelling of 1225550355235 in words is "one trillion, two hundred twenty-five billion, five hundred fifty million, three hundred fifty-five thousand, two hundred thirty-five".