1200012222110 has 32 divisors (see below), whose sum is σ = 2364311611872. Its totient is φ = 435817802880.

The previous prime is 1200012222107. The next prime is 1200012222137. The reversal of 1200012222110 is 112222100021.

It is a congruent number.

It is an unprimeable number.

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, 75654884 + ... + 75670743.

It is an arithmetic number, because the mean of its divisors is an integer number (73884737871).

Almost surely, 2^{1200012222110} is an apocalyptic number.

1200012222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200012222110 is a deficient number, since it is larger than the sum of its proper divisors (1164299389762).

1200012222110 is a wasteful number, since it uses less digits than its factorization.

1200012222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151325708.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200012222110 its reverse (112222100021), we get a palindrome (1312234322131).

The spelling of 1200012222110 in words is "one trillion, two hundred billion, twelve million, two hundred twenty-two thousand, one hundred ten".