1011011112212 has 12 divisors (see below), whose sum is σ = 1786786966356. Its totient is φ = 500500550400.

The previous prime is 1011011112157. The next prime is 1011011112289. The reversal of 1011011112212 is 2122111101101.

It can be written as a sum of positive squares in 2 ways, for example, as 691033088656 + 319978023556 = 831284^2 + 565666^2 .

It is a super-2 number, since 2×1011011112212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1251250973 + ... + 1251251780.

It is an arithmetic number, because the mean of its divisors is an integer number (148898913863).

Almost surely, 2^{1011011112212} is an apocalyptic number.

It is an amenable number.

1011011112212 is a deficient number, since it is larger than the sum of its proper divisors (775775854144).

1011011112212 is a wasteful number, since it uses less digits than its factorization.

1011011112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502502858 (or 2502502856 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1011011112212 its reverse (2122111101101), we get a palindrome (3133122213313).

The spelling of 1011011112212 in words is "one trillion, eleven billion, eleven million, one hundred twelve thousand, two hundred twelve".