1222001011194 has 32 divisors (see below), whose sum is σ = 2445255407616. Its totient is φ = 407124843840.

The previous prime is 1222001011183. The next prime is 1222001011219. The reversal of 1222001011194 is 4911101002221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191024004 + ... + 191030400.

It is an arithmetic number, because the mean of its divisors is an integer number (76414231488).

Almost surely, 2^{1222001011194} is an apocalyptic number.

1222001011194 is an abundant number, since it is smaller than the sum of its proper divisors (1223254396422).

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

1222001011194 is a wasteful number, since it uses less digits than its factorization.

1222001011194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17750.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 1222001011194 in words is "one trillion, two hundred twenty-two billion, one million, eleven thousand, one hundred ninety-four".