121120002223210 has 32 divisors (see below), whose sum is σ = 238286941765632. Its totient is φ = 44127211434240.

The previous prime is 121120002223183. The next prime is 121120002223217. The reversal of 121120002223210 is 12322200021121.

It is not an unprimeable number, because it can be changed into a prime (121120002223217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11491456042 + ... + 11491466581.

It is an arithmetic number, because the mean of its divisors is an integer number (7446466930176).

Almost surely, 2^{121120002223210} is an apocalyptic number.

121120002223210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120002223210 is a deficient number, since it is larger than the sum of its proper divisors (117166939542422).

121120002223210 is a wasteful number, since it uses less digits than its factorization.

121120002223210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22982922678.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 121120002223210 its reverse (12322200021121), we get a palindrome (133442202244331).

The spelling of 121120002223210 in words is "one hundred twenty-one trillion, one hundred twenty billion, two million, two hundred twenty-three thousand, two hundred ten".