10121118 has 32 divisors (see below), whose sum is σ = 23230464. Its totient is φ = 2879712.

The previous prime is 10121117. The next prime is 10121119. The reversal of 10121118 is 81112101.

It is an interprime number because it is at equal distance from previous prime (10121117) and next prime (10121119).

It is a junction number, because it is equal to n+sod(n) for n = 10121097 and 10121106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16371 + ... + 16977.

It is an arithmetic number, because the mean of its divisors is an integer number (725952).

Almost surely, 2^10121118 is an apocalyptic number.

10121118 is an abundant number, since it is smaller than the sum of its proper divisors (13109346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10121118 is a wasteful number, since it uses less digits than its factorization.

10121118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016.

The product of its (nonzero) digits is 16, while the sum is 15.

The square root of 10121118 is about 3181.3704594090. The cubic root of 10121118 is about 216.3097835534.

Adding to 10121118 its reverse (81112101), we get a palindrome (91233219).

The spelling of 10121118 in words is "ten million, one hundred twenty-one thousand, one hundred eighteen".