121101066 has 24 divisors (see below), whose sum is σ = 270850944. Its totient is φ = 39064680.

The previous prime is 121101059. The next prime is 121101073. The reversal of 121101066 is 660101121.

It is an interprime number because it is at equal distance from previous prime (121101059) and next prime (121101073).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107956 + ... + 109071.

It is an arithmetic number, because the mean of its divisors is an integer number (11285456).

Almost surely, 2^121101066 is an apocalyptic number.

121101066 is an abundant number, since it is smaller than the sum of its proper divisors (149749878).

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

121101066 is a wasteful number, since it uses less digits than its factorization.

121101066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217066 (or 217063 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 121101066 is about 11004.5929502186. The cubic root of 121101066 is about 494.7464143419.

Adding to 121101066 its reverse (660101121), we get a palindrome (781202187).

The spelling of 121101066 in words is "one hundred twenty-one million, one hundred one thousand, sixty-six".