2212011211078 has 16 divisors (see below), whose sum is σ = 3572739945360. Its totient is φ = 1023303291136.

The previous prime is 2212011210949. The next prime is 2212011211079. The reversal of 2212011211078 is 8701121102122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212011211079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551346751 + ... + 551350762.

It is an arithmetic number, because the mean of its divisors is an integer number (223296246585).

Almost surely, 2^{2212011211078} is an apocalyptic number.

2212011211078 is a deficient number, since it is larger than the sum of its proper divisors (1360728734282).

2212011211078 is a wasteful number, since it uses less digits than its factorization.

2212011211078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102697591.

The product of its (nonzero) digits is 896, while the sum is 28.

The spelling of 2212011211078 in words is "two trillion, two hundred twelve billion, eleven million, two hundred eleven thousand, seventy-eight".