1113221211292 has 24 divisors (see below), whose sum is σ = 2050725173840. Its totient is φ = 527301290880.

The previous prime is 1113221211247. The next prime is 1113221211299. The reversal of 1113221211292 is 2921121223111.

It is a super-2 number, since 2×1113221211292² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1113221211292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113221211299) 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, 3032128 + ... + 3379384.

Almost surely, 2^{1113221211292} is an apocalyptic number.

It is an amenable number.

1113221211292 is a deficient number, since it is larger than the sum of its proper divisors (937503962548).

1113221211292 is a wasteful number, since it uses less digits than its factorization.

1113221211292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389461 (or 389459 counting only the distinct ones).

The product of its digits is 864, while the sum is 28.

The spelling of 1113221211292 in words is "one trillion, one hundred thirteen billion, two hundred twenty-one million, two hundred eleven thousand, two hundred ninety-two".