121867010 has 16 divisors (see below), whose sum is σ = 219675456. Its totient is φ = 48676848.

The previous prime is 121867001. The next prime is 121867013. The reversal of 121867010 is 10768121.

It is not an unprimeable number, because it can be changed into a prime (121867013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1112 + ... + 15651.

It is an arithmetic number, because the mean of its divisors is an integer number (13729716).

Almost surely, 2^121867010 is an apocalyptic number.

121867010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121867010 is a deficient number, since it is larger than the sum of its proper divisors (97808446).

121867010 is a wasteful number, since it uses less digits than its factorization.

121867010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17497.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 121867010 is about 11039.3392012385. The cubic root of 121867010 is about 495.7872857613.

The spelling of 121867010 in words is "one hundred twenty-one million, eight hundred sixty-seven thousand, ten".