1111302111212 has 24 divisors (see below), whose sum is σ = 1965016349520. Its totient is φ = 549869967360.

The previous prime is 1111302111167. The next prime is 1111302111233. The reversal of 1111302111212 is 2121112031111.

It is a super-2 number, since 2×1111302111212² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4081412 + ... + 4345172.

It is an arithmetic number, because the mean of its divisors is an integer number (81875681230).

Almost surely, 2^{1111302111212} is an apocalyptic number.

It is an amenable number.

1111302111212 is a deficient number, since it is larger than the sum of its proper divisors (853714238308).

1111302111212 is a wasteful number, since it uses less digits than its factorization.

1111302111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274721 (or 274719 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 1111302111212 its reverse (2121112031111), we get a palindrome (3232414142323).

The spelling of 1111302111212 in words is "one trillion, one hundred eleven billion, three hundred two million, one hundred eleven thousand, two hundred twelve".