1121342101 has 8 divisors (see below), whose sum is σ = 1265464800. Its totient is φ = 984249840.

The previous prime is 1121342071. The next prime is 1121342107. The reversal of 1121342101 is 1012431211.

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 1121342101 - 2⁷ = 1121341973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121342107) 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, 1757271 + ... + 1757908.

It is an arithmetic number, because the mean of its divisors is an integer number (158183100).

Almost surely, 2^1121342101 is an apocalyptic number.

1121342101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1121342101 is a deficient number, since it is larger than the sum of its proper divisors (144122699).

1121342101 is a wasteful number, since it uses less digits than its factorization.

1121342101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515219.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1121342101 is about 33486.4465269159. The cubic root of 1121342101 is about 1038.9134673807.

Adding to 1121342101 its reverse (1012431211), we get a palindrome (2133773312).

The spelling of 1121342101 in words is "one billion, one hundred twenty-one million, three hundred forty-two thousand, one hundred one".