1012120704 has 512 divisors, whose sum is σ = 3807129600. Its totient is φ = 257900544.

The previous prime is 1012120679. The next prime is 1012120783. The reversal of 1012120704 is 4070212101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9459019 + ... + 9459125.

It is an arithmetic number, because the mean of its divisors is an integer number (7435800).

Almost surely, 2^1012120704 is an apocalyptic number.

1012120704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012120704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1903564800).

1012120704 is an abundant number, since it is smaller than the sum of its proper divisors (2795008896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012120704 is a wasteful number, since it uses less digits than its factorization.

1012120704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 1012120704 is about 31813.8445334732. The cubic root of 1012120704 is about 1004.0240202081.

Adding to 1012120704 its reverse (4070212101), we get a palindrome (5082332805).

The spelling of 1012120704 in words is "one billion, twelve million, one hundred twenty thousand, seven hundred four".