1020112021204 has 6 divisors (see below), whose sum is σ = 1785196037114. Its totient is φ = 510056010600.

The previous prime is 1020112021151. The next prime is 1020112021249. The reversal of 1020112021204 is 4021202110201.

1020112021204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 906342080400 + 113769940804 = 952020^2 + 337298^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127514002647 + ... + 127514002654.

Almost surely, 2^{1020112021204} is an apocalyptic number.

It is an amenable number.

1020112021204 is a deficient number, since it is larger than the sum of its proper divisors (765084015910).

1020112021204 is a wasteful number, since it uses less digits than its factorization.

1020112021204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255028005305 (or 255028005303 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1020112021204 its reverse (4021202110201), we get a palindrome (5041314131405).

The spelling of 1020112021204 in words is "one trillion, twenty billion, one hundred twelve million, twenty-one thousand, two hundred four".