1212110023313 has 16 divisors (see below), whose sum is σ = 1398354693120. Its totient is φ = 1029138818256.

The previous prime is 1212110023309. The next prime is 1212110023477. The reversal of 1212110023313 is 3133200112121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1212110023313 - 2² = 1212110023309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1212110023513) 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 15 ways as a sum of consecutive naturals, for example, 7956068 + ... + 8106986.

It is an arithmetic number, because the mean of its divisors is an integer number (87397168320).

Almost surely, 2^{1212110023313} is an apocalyptic number.

It is an amenable number.

1212110023313 is a deficient number, since it is larger than the sum of its proper divisors (186244669807).

1212110023313 is a wasteful number, since it uses less digits than its factorization.

1212110023313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161756.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1212110023313 its reverse (3133200112121), we get a palindrome (4345310135434).

The spelling of 1212110023313 in words is "one trillion, two hundred twelve billion, one hundred ten million, twenty-three thousand, three hundred thirteen".