1255115134222 has 4 divisors (see below), whose sum is σ = 1882672701336. Its totient is φ = 627557567110.

The previous prime is 1255115134211. The next prime is 1255115134241. The reversal of 1255115134222 is 2224315115521.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313778783554 + ... + 313778783557.

It is an arithmetic number, because the mean of its divisors is an integer number (470668175334).

Almost surely, 2^{1255115134222} is an apocalyptic number.

1255115134222 is a deficient number, since it is larger than the sum of its proper divisors (627557567114).

1255115134222 is an equidigital number, since it uses as much as digits as its factorization.

1255115134222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627557567113.

The product of its digits is 24000, while the sum is 34.

The spelling of 1255115134222 in words is "one trillion, two hundred fifty-five billion, one hundred fifteen million, one hundred thirty-four thousand, two hundred twenty-two".