1201120004 has 12 divisors (see below), whose sum is σ = 2402240064. Its totient is φ = 514765704.

The previous prime is 1201120003. The next prime is 1201120031. The reversal of 1201120004 is 4000211021.

1201120004 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1201120003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21448544 + ... + 21448599.

It is an arithmetic number, because the mean of its divisors is an integer number (200186672).

Almost surely, 2^1201120004 is an apocalyptic number.

1201120004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1201120004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1201120004 is a wasteful number, since it uses less digits than its factorization.

1201120004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42897154 (or 42897152 counting only the distinct ones).

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

The square root of 1201120004 is about 34657.1782463605. The cubic root of 1201120004 is about 1062.9890724492.

Adding to 1201120004 its reverse (4000211021), we get a palindrome (5201331025).

The spelling of 1201120004 in words is "one billion, two hundred one million, one hundred twenty thousand, four".