12011121022210 has 64 divisors (see below), whose sum is σ = 22134255187968. Its totient is φ = 4690681311744.

The previous prime is 12011121022207. The next prime is 12011121022231. The reversal of 12011121022210 is 1222012111021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1554431367 + ... + 1554439093.

It is an arithmetic number, because the mean of its divisors is an integer number (345847737312).

Almost surely, 2^{12011121022210} is an apocalyptic number.

12011121022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12011121022210 is a deficient number, since it is larger than the sum of its proper divisors (10123134165758).

12011121022210 is a wasteful number, since it uses less digits than its factorization.

12011121022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15475.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12011121022210 its reverse (1222012111021), we get a palindrome (13233133133231).

The spelling of 12011121022210 in words is "twelve trillion, eleven billion, one hundred twenty-one million, twenty-two thousand, two hundred ten".