1011121113 has 8 divisors (see below), whose sum is σ = 1362060448. Its totient is φ = 667131264.

The previous prime is 1011121103. The next prime is 1011121117. The reversal of 1011121113 is 3111211101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1011121113 - 2¹⁴ = 1011104729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011121117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1737031 + ... + 1737612.

It is an arithmetic number, because the mean of its divisors is an integer number (170257556).

Almost surely, 2^1011121113 is an apocalyptic number.

It is an amenable number.

1011121113 is a deficient number, since it is larger than the sum of its proper divisors (350939335).

1011121113 is an equidigital number, since it uses as much as digits as its factorization.

1011121113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3474743.

The product of its (nonzero) digits is 6, while the sum is 12.

The square root of 1011121113 is about 31798.1306526028. The cubic root of 1011121113 is about 1003.6933798183.

Adding to 1011121113 its reverse (3111211101), we get a palindrome (4122332214).

The spelling of 1011121113 in words is "one billion, eleven million, one hundred twenty-one thousand, one hundred thirteen".