1020120104 has 64 divisors (see below), whose sum is σ = 2039558400. Its totient is φ = 477328896.

The previous prime is 1020120103. The next prime is 1020120107. The reversal of 1020120104 is 4010210201.

1020120104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1020120103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2323517 + ... + 2323955.

It is an arithmetic number, because the mean of its divisors is an integer number (31868100).

Almost surely, 2^1020120104 is an apocalyptic number.

It is an amenable number.

1020120104 is a deficient number, since it is larger than the sum of its proper divisors (1019438296).

1020120104 is a wasteful number, since it uses less digits than its factorization.

1020120104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1020120104 is about 31939.3190910514. The cubic root of 1020120104 is about 1006.6622176219.

Adding to 1020120104 its reverse (4010210201), we get a palindrome (5030330305).

The spelling of 1020120104 in words is "one billion, twenty million, one hundred twenty thousand, one hundred four".