255102200121245 has 8 divisors (see below), whose sum is σ = 306435969363384. Its totient is φ = 203872873951744.

The previous prime is 255102200121221. The next prime is 255102200121253. The reversal of 255102200121245 is 542121002201552.

It can be written as a sum of positive squares in 4 ways, for example, as 123025609239481 + 132076590881764 = 11091691^2 + 11492458^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255102200121245 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26110762784 + ... + 26110772553.

It is an arithmetic number, because the mean of its divisors is an integer number (38304496170423).

Almost surely, 2^{255102200121245} is an apocalyptic number.

It is an amenable number.

255102200121245 is a deficient number, since it is larger than the sum of its proper divisors (51333769242139).

255102200121245 is an equidigital number, since it uses as much as digits as its factorization.

255102200121245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52221536319.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 255102200121245 its reverse (542121002201552), we get a palindrome (797223202322797).

The spelling of 255102200121245 in words is "two hundred fifty-five trillion, one hundred two billion, two hundred million, one hundred twenty-one thousand, two hundred forty-five".