1212200122010 has 96 divisors (see below), whose sum is σ = 2349036288000. Its totient is φ = 450242287616.

The previous prime is 1212200122009. The next prime is 1212200122019. The reversal of 1212200122010 is 102210022121.

It is not an unprimeable number, because it can be changed into a prime (1212200122019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123198671 + ... + 123208509.

It is an arithmetic number, because the mean of its divisors is an integer number (24469128000).

Almost surely, 2^{1212200122010} is an apocalyptic number.

1212200122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212200122010 is a deficient number, since it is larger than the sum of its proper divisors (1136836165990).

1212200122010 is a wasteful number, since it uses less digits than its factorization.

1212200122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10448 (or 10431 counting only the distinct ones).

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

Adding to 1212200122010 its reverse (102210022121), we get a palindrome (1314410144131).

The spelling of 1212200122010 in words is "one trillion, two hundred twelve billion, two hundred million, one hundred twenty-two thousand, ten".