1121000311201 has 8 divisors (see below), whose sum is σ = 1191456643520. Its totient is φ = 1051689610512.

The previous prime is 1121000311181. The next prime is 1121000311267. The reversal of 1121000311201 is 1021130001211.

It is a happy number.

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 1121000311201 - 2¹⁹ = 1120999786913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121000311001) 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, 286405890 + ... + 286409803.

It is an arithmetic number, because the mean of its divisors is an integer number (148932080440).

Almost surely, 2^{1121000311201} is an apocalyptic number.

It is an amenable number.

1121000311201 is a deficient number, since it is larger than the sum of its proper divisors (70456332319).

1121000311201 is a wasteful number, since it uses less digits than its factorization.

1121000311201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572815815.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1121000311201 its reverse (1021130001211), we get a palindrome (2142130312412).

The spelling of 1121000311201 in words is "one trillion, one hundred twenty-one billion, three hundred eleven thousand, two hundred one".