1121222200712 has 16 divisors (see below), whose sum is σ = 2102598051840. Its totient is φ = 560529386896.

The previous prime is 1121222200711. The next prime is 1121222200729. The reversal of 1121222200712 is 2170022221211.

It is a super-3 number, since 3×1121222200712³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1121222200711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10155848 + ... + 10265655.

It is an arithmetic number, because the mean of its divisors is an integer number (131412378240).

Almost surely, 2^{1121222200712} is an apocalyptic number.

It is an amenable number.

1121222200712 is a deficient number, since it is larger than the sum of its proper divisors (981375851128).

1121222200712 is a wasteful number, since it uses less digits than its factorization.

1121222200712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20428372 (or 20428368 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 1121222200712 its reverse (2170022221211), we get a palindrome (3291244421923).

The spelling of 1121222200712 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred thousand, seven hundred twelve".