1110155221145 has 8 divisors (see below), whose sum is σ = 1338054928704. Its totient is φ = 884211734704.

The previous prime is 1110155221121. The next prime is 1110155221177. The reversal of 1110155221145 is 5411225510111.

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

It is a cyclic number.

It is not a de Polignac number, because 1110155221145 - 2³⁴ = 1092975351961 is a prime.

It is a super-2 number, since 2×1110155221145² (a number of 25 digits) contains 22 as substring.

It is a Duffinian 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 in 7 ways as a sum of consecutive naturals, for example, 489054029 + ... + 489056298.

It is an arithmetic number, because the mean of its divisors is an integer number (167256866088).

Almost surely, 2^{1110155221145} is an apocalyptic number.

It is an amenable number.

1110155221145 is a deficient number, since it is larger than the sum of its proper divisors (227899707559).

1110155221145 is an equidigital number, since it uses as much as digits as its factorization.

1110155221145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978110559.

The product of its (nonzero) digits is 2000, while the sum is 29.

The spelling of 1110155221145 in words is "one trillion, one hundred ten billion, one hundred fifty-five million, two hundred twenty-one thousand, one hundred forty-five".