1220112122210 has 32 divisors (see below), whose sum is σ = 2218161153600. Its totient is φ = 483170899392.

The previous prime is 1220112122183. The next prime is 1220112122227. The reversal of 1220112122210 is 122212110221.

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, 1289357 + ... + 2025503.

It is an arithmetic number, because the mean of its divisors is an integer number (69317536050).

Almost surely, 2^{1220112122210} is an apocalyptic number.

1220112122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220112122210 is a deficient number, since it is larger than the sum of its proper divisors (998049031390).

1220112122210 is a wasteful number, since it uses less digits than its factorization.

1220112122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737810.

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

Adding to 1220112122210 its reverse (122212110221), we get a palindrome (1342324232431).

The spelling of 1220112122210 in words is "one trillion, two hundred twenty billion, one hundred twelve million, one hundred twenty-two thousand, two hundred ten".