1121101203311 has 8 divisors (see below), whose sum is σ = 1139644320000. Its totient is φ = 1102563390240.

The previous prime is 1121101203293. The next prime is 1121101203347. The reversal of 1121101203311 is 1133021011211.

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 1121101203311 - 2⁶ = 1121101203247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1121101203311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121101200311) 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, 898511 + ... + 1746288.

It is an arithmetic number, because the mean of its divisors is an integer number (142455540000).

Almost surely, 2^{1121101203311} is an apocalyptic number.

1121101203311 is a deficient number, since it is larger than the sum of its proper divisors (18543116689).

1121101203311 is an equidigital number, since it uses as much as digits as its factorization.

1121101203311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651809.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1121101203311 its reverse (1133021011211), we get a palindrome (2254122214522).

The spelling of 1121101203311 in words is "one trillion, one hundred twenty-one billion, one hundred one million, two hundred three thousand, three hundred eleven".