1004312220155 has 8 divisors (see below), whose sum is σ = 1209976158384. Its totient is φ = 800248780000.

The previous prime is 1004312220083. The next prime is 1004312220251. The reversal of 1004312220155 is 5510222134001.

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

It is not a de Polignac number, because 1004312220155 - 2⁸ = 1004312219899 is a prime.

It is a Duffinian 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, 400123136 + ... + 400125645.

It is an arithmetic number, because the mean of its divisors is an integer number (151247019798).

Almost surely, 2^{1004312220155} is an apocalyptic number.

1004312220155 is a deficient number, since it is larger than the sum of its proper divisors (205663938229).

1004312220155 is an equidigital number, since it uses as much as digits as its factorization.

1004312220155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800249037.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 1004312220155 its reverse (5510222134001), we get a palindrome (6514534354156).

The spelling of 1004312220155 in words is "one trillion, four billion, three hundred twelve million, two hundred twenty thousand, one hundred fifty-five".