1221130114345 has 8 divisors (see below), whose sum is σ = 1485994956480. Its totient is φ = 963144878640.

The previous prime is 1221130114313. The next prime is 1221130114409. The reversal of 1221130114345 is 5434110311221.

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

It is not a de Polignac number, because 1221130114345 - 2⁵ = 1221130114313 is a prime.

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, 1719901215 + ... + 1719901924.

It is an arithmetic number, because the mean of its divisors is an integer number (185749369560).

Almost surely, 2^{1221130114345} is an apocalyptic number.

It is an amenable number.

1221130114345 is a deficient number, since it is larger than the sum of its proper divisors (264864842135).

1221130114345 is an equidigital number, since it uses as much as digits as its factorization.

1221130114345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3439803215.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 1221130114345 its reverse (5434110311221), we get a palindrome (6655240425566).

The spelling of 1221130114345 in words is "one trillion, two hundred twenty-one billion, one hundred thirty million, one hundred fourteen thousand, three hundred forty-five".