1111122101204 has 6 divisors (see below), whose sum is σ = 1944463677114. Its totient is φ = 555561050600.

The previous prime is 1111122101203. The next prime is 1111122101207. The reversal of 1111122101204 is 4021012211111.

It can be written as a sum of positive squares in only one way, i.e., 1052877105604 + 58244995600 = 1026098^2 + 241340^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111122101203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138890262647 + ... + 138890262654.

It is an arithmetic number, because the mean of its divisors is an integer number (324077279519).

Almost surely, 2^{1111122101204} is an apocalyptic number.

It is an amenable number.

1111122101204 is a deficient number, since it is larger than the sum of its proper divisors (833341575910).

1111122101204 is a wasteful number, since it uses less digits than its factorization.

1111122101204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277780525305 (or 277780525303 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1111122101204 its reverse (4021012211111), we get a palindrome (5132134312315).

The spelling of 1111122101204 in words is "one trillion, one hundred eleven billion, one hundred twenty-two million, one hundred one thousand, two hundred four".