12121202022110 has 32 divisors (see below), whose sum is σ = 23322066772032. Its totient is φ = 4524563211520.

The previous prime is 12121202022077. The next prime is 12121202022121. The reversal of 12121202022110 is 1122020212121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 642684209 + ... + 642703068.

It is an arithmetic number, because the mean of its divisors is an integer number (728814586626).

Almost surely, 2^{12121202022110} is an apocalyptic number.

12121202022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12121202022110 is a deficient number, since it is larger than the sum of its proper divisors (11200864749922).

12121202022110 is a wasteful number, since it uses less digits than its factorization.

12121202022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285387348.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12121202022110 its reverse (1122020212121), we get a palindrome (13243222234231).

The spelling of 12121202022110 in words is "twelve trillion, one hundred twenty-one billion, two hundred two million, twenty-two thousand, one hundred ten".