1121341011 has 32 divisors (see below), whose sum is σ = 1809666048. Its totient is φ = 603741600.

The previous prime is 1121341009. The next prime is 1121341019. The reversal of 1121341011 is 1101431211.

It is not a de Polignac number, because 1121341011 - 2¹ = 1121341009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121341019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15036 + ... + 49686.

It is an arithmetic number, because the mean of its divisors is an integer number (56552064).

Almost surely, 2^1121341011 is an apocalyptic number.

1121341011 is a deficient number, since it is larger than the sum of its proper divisors (688325037).

1121341011 is a wasteful number, since it uses less digits than its factorization.

1121341011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34751.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1121341011 is about 33486.4302516706. The cubic root of 1121341011 is about 1038.9131307555.

Adding to 1121341011 its reverse (1101431211), we get a palindrome (2222772222).

The spelling of 1121341011 in words is "one billion, one hundred twenty-one million, three hundred forty-one thousand, eleven".