1222113876 has 12 divisors (see below), whose sum is σ = 2851599072. Its totient is φ = 407371288.

The previous prime is 1222113869. The next prime is 1222113883. The reversal of 1222113876 is 6783112221.

It is an interprime number because it is at equal distance from previous prime (1222113869) and next prime (1222113883).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 50921400 + ... + 50921423.

It is an arithmetic number, because the mean of its divisors is an integer number (237633256).

Almost surely, 2^1222113876 is an apocalyptic number.

It is an amenable number.

1222113876 is an abundant number, since it is smaller than the sum of its proper divisors (1629485196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222113876 is a wasteful number, since it uses less digits than its factorization.

1222113876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101842830 (or 101842828 counting only the distinct ones).

The product of its digits is 8064, while the sum is 33.

The square root of 1222113876 is about 34958.7453436190. The cubic root of 1222113876 is about 1069.1465159534.

The spelling of 1222113876 in words is "one billion, two hundred twenty-two million, one hundred thirteen thousand, eight hundred seventy-six".