11222070166078 has 4 divisors (see below), whose sum is σ = 16833105249120. Its totient is φ = 5611035083038.

The previous prime is 11222070166061. The next prime is 11222070166079. The reversal of 11222070166078 is 87066107022211.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222070166079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805517541518 + ... + 2805517541521.

It is an arithmetic number, because the mean of its divisors is an integer number (4208276312280).

Almost surely, 2^{11222070166078} is an apocalyptic number.

11222070166078 is a deficient number, since it is larger than the sum of its proper divisors (5611035083042).

11222070166078 is an equidigital number, since it uses as much as digits as its factorization.

11222070166078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5611035083041.

The product of its (nonzero) digits is 112896, while the sum is 43.

Adding to 11222070166078 its reverse (87066107022211), we get a palindrome (98288177188289).

The spelling of 11222070166078 in words is "eleven trillion, two hundred twenty-two billion, seventy million, one hundred sixty-six thousand, seventy-eight".