1212223001110 has 48 divisors (see below), whose sum is σ = 2398666365648. Its totient is φ = 440759084480.

The previous prime is 1212223001051. The next prime is 1212223001113. The reversal of 1212223001110 is 111003222121.

It is a super-2 number, since 2×1212223001110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212223001113) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 11810532 + ... + 11912728.

It is an arithmetic number, because the mean of its divisors is an integer number (49972215951).

Almost surely, 2^{1212223001110} is an apocalyptic number.

1212223001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212223001110 is a deficient number, since it is larger than the sum of its proper divisors (1186443364538).

1212223001110 is a wasteful number, since it uses less digits than its factorization.

1212223001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112029 (or 112018 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1212223001110 its reverse (111003222121), we get a palindrome (1323226223231).

The spelling of 1212223001110 in words is "one trillion, two hundred twelve billion, two hundred twenty-three million, one thousand, one hundred ten".