121100102 has 8 divisors (see below), whose sum is σ = 181864200. Its totient is φ = 60478704.

The previous prime is 121100093. The next prime is 121100107. The reversal of 121100102 is 201001121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121100102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121100107) 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 3 ways as a sum of consecutive naturals, for example, 33527 + ... + 36962.

It is an arithmetic number, because the mean of its divisors is an integer number (22733025).

Almost surely, 2^121100102 is an apocalyptic number.

121100102 is a deficient number, since it is larger than the sum of its proper divisors (60764098).

121100102 is an equidigital number, since it uses as much as digits as its factorization.

121100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71350.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 121100102 is about 11004.5491502378. The cubic root of 121100102 is about 494.7451015629.

Adding to 121100102 its reverse (201001121), we get a palindrome (322101223).

The spelling of 121100102 in words is "one hundred twenty-one million, one hundred thousand, one hundred two".