10111211021204 has 12 divisors (see below), whose sum is σ = 18625915039200. Its totient is φ = 4789521010008.

The previous prime is 10111211021159. The next prime is 10111211021207. The reversal of 10111211021204 is 40212011211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111211021207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66521125064 + ... + 66521125215.

It is an arithmetic number, because the mean of its divisors is an integer number (1552159586600).

Almost surely, 2^{10111211021204} is an apocalyptic number.

It is an amenable number.

10111211021204 is a deficient number, since it is larger than the sum of its proper divisors (8514704017996).

10111211021204 is a wasteful number, since it uses less digits than its factorization.

10111211021204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133042250302 (or 133042250300 counting only the distinct ones).

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

Adding to 10111211021204 its reverse (40212011211101), we get a palindrome (50323222232305).

The spelling of 10111211021204 in words is "ten trillion, one hundred eleven billion, two hundred eleven million, twenty-one thousand, two hundred four".