121100330 has 48 divisors (see below), whose sum is σ = 238274784. Its totient is φ = 44291520.

The previous prime is 121100321. The next prime is 121100351. The reversal of 121100330 is 33001121.

It is a super-2 number, since 2×121100330² = 29330579852217800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 221117 + ... + 221663.

It is an arithmetic number, because the mean of its divisors is an integer number (4964058).

Almost surely, 2^121100330 is an apocalyptic number.

121100330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121100330 is a deficient number, since it is larger than the sum of its proper divisors (117174454).

121100330 is a wasteful number, since it uses less digits than its factorization.

121100330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 121100330 is about 11004.5595095851. The cubic root of 121100330 is about 494.7454120548.

Adding to 121100330 its reverse (33001121), we get a palindrome (154101451).

The spelling of 121100330 in words is "one hundred twenty-one million, one hundred thousand, three hundred thirty".