1212002112011 has 8 divisors (see below), whose sum is σ = 1296002260224. Its totient is φ = 1129413731200.

The previous prime is 1212002111963. The next prime is 1212002112019. The reversal of 1212002112011 is 1102112002121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1212002112011 - 2¹⁰ = 1212002110987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1212002112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352940075 + ... + 352943508.

It is an arithmetic number, because the mean of its divisors is an integer number (162000282528).

Almost surely, 2^{1212002112011} is an apocalyptic number.

1212002112011 is a deficient number, since it is larger than the sum of its proper divisors (84000148213).

1212002112011 is a wasteful number, since it uses less digits than its factorization.

1212002112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705883701.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1212002112011 its reverse (1102112002121), we get a palindrome (2314114114132).

The spelling of 1212002112011 in words is "one trillion, two hundred twelve billion, two million, one hundred twelve thousand, eleven".