1121601107777 has 8 divisors (see below), whose sum is σ = 1126833832992. Its totient is φ = 1116377186400.

The previous prime is 1121601107707. The next prime is 1121601107789. The reversal of 1121601107777 is 7777011061211.

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 1121601107777 - 2²⁴ = 1121584330561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121601107707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1945499 + ... + 2455232.

It is an arithmetic number, because the mean of its divisors is an integer number (140854229124).

Almost surely, 2^{1121601107777} is an apocalyptic number.

It is an amenable number.

1121601107777 is a deficient number, since it is larger than the sum of its proper divisors (5232725215).

1121601107777 is an equidigital number, since it uses as much as digits as its factorization.

1121601107777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4401919.

The product of its (nonzero) digits is 28812, while the sum is 41.

Adding to 1121601107777 its reverse (7777011061211), we get a palindrome (8898612168988).

The spelling of 1121601107777 in words is "one trillion, one hundred twenty-one billion, six hundred one million, one hundred seven thousand, seven hundred seventy-seven".