1021224010004 has 24 divisors (see below), whose sum is σ = 1949871547008. Its totient is φ = 464130333440.

The previous prime is 1021224009997. The next prime is 1021224010007. The reversal of 1021224010004 is 4000104221201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021224010007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228124 + ... + 1884339.

It is an arithmetic number, because the mean of its divisors is an integer number (81244647792).

Almost surely, 2^{1021224010004} is an apocalyptic number.

It is an amenable number.

1021224010004 is a deficient number, since it is larger than the sum of its proper divisors (928647537004).

1021224010004 is a wasteful number, since it uses less digits than its factorization.

1021224010004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3119935 (or 3119933 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1021224010004 its reverse (4000104221201), we get a palindrome (5021328231205).

The spelling of 1021224010004 in words is "one trillion, twenty-one billion, two hundred twenty-four million, ten thousand, four".