12210121130330 has 16 divisors (see below), whose sum is σ = 21978674947944. Its totient is φ = 4883946915840.

The previous prime is 12210121130323. The next prime is 12210121130377. The reversal of 12210121130330 is 3303112101221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11420864793529 + 789256336801 = 3379477^2 + 888401^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12186011 + ... + 13149870.

Almost surely, 2^{12210121130330} is an apocalyptic number.

12210121130330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210121130330 is a deficient number, since it is larger than the sum of its proper divisors (9768553817614).

12210121130330 is a wasteful number, since it uses less digits than its factorization.

12210121130330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25384081.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12210121130330 its reverse (3303112101221), we get a palindrome (15513233231551).

The spelling of 12210121130330 in words is "twelve trillion, two hundred ten billion, one hundred twenty-one million, one hundred thirty thousand, three hundred thirty".