11212122200712 has 64 divisors (see below), whose sum is σ = 29256319687680. Its totient is φ = 3573986678592.

The previous prime is 11212122200711. The next prime is 11212122200723. The reversal of 11212122200712 is 21700222121211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (11212122200711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322678 + ... + 4746405.

It is an arithmetic number, because the mean of its divisors is an integer number (457129995120).

Almost surely, 2^{11212122200712} is an apocalyptic number.

11212122200712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11212122200712 is an abundant number, since it is smaller than the sum of its proper divisors (18044197486968).

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

11212122200712 is a wasteful number, since it uses less digits than its factorization.

11212122200712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073122 (or 5073118 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 24.

Adding to 11212122200712 its reverse (21700222121211), we get a palindrome (32912344321923).

The spelling of 11212122200712 in words is "eleven trillion, two hundred twelve billion, one hundred twenty-two million, two hundred thousand, seven hundred twelve".