11220012212194 has 32 divisors (see below), whose sum is σ = 17059433684400. Its totient is φ = 5533837393920.

The previous prime is 11220012212179. The next prime is 11220012212197. The reversal of 11220012212194 is 49121221002211.

It can be written as a sum of positive squares in 8 ways, for example, as 6773240477025 + 4446771735169 = 2602545^2 + 2108737^2 .

It is not an unprimeable number, because it can be changed into a prime (11220012212197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680776434 + ... + 680792914.

Almost surely, 2^{11220012212194} is an apocalyptic number.

11220012212194 is a deficient number, since it is larger than the sum of its proper divisors (5839421472206).

11220012212194 is a wasteful number, since it uses less digits than its factorization.

11220012212194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25398.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 11220012212194 in words is "eleven trillion, two hundred twenty billion, twelve million, two hundred twelve thousand, one hundred ninety-four".