1002112101212 has 24 divisors (see below), whose sum is σ = 1783532217600. Its totient is φ = 492532538096.

The previous prime is 1002112101197. The next prime is 1002112101227. The reversal of 1002112101212 is 2121012112001.

It is an interprime number because it is at equal distance from previous prime (1002112101197) and next prime (1002112101227).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3873239 + ... + 4123857.

It is an arithmetic number, because the mean of its divisors is an integer number (74313842400).

Almost surely, 2^{1002112101212} is an apocalyptic number.

It is an amenable number.

1002112101212 is a deficient number, since it is larger than the sum of its proper divisors (781420116388).

1002112101212 is a wasteful number, since it uses less digits than its factorization.

1002112101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267625 (or 267623 counting only the distinct ones).

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

Adding to 1002112101212 its reverse (2121012112001), we get a palindrome (3123124213213).

The spelling of 1002112101212 in words is "one trillion, two billion, one hundred twelve million, one hundred one thousand, two hundred twelve".