1001201012 has 12 divisors (see below), whose sum is σ = 2002402080. Its totient is φ = 429086136.

The previous prime is 1001200999. The next prime is 1001201027. The reversal of 1001201012 is 2101021001.

1001201012 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17878562 + ... + 17878617.

It is an arithmetic number, because the mean of its divisors is an integer number (166866840).

Almost surely, 2^1001201012 is an apocalyptic number.

It is an amenable number.

1001201012 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.

1001201012 is a wasteful number, since it uses less digits than its factorization.

1001201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35757190 (or 35757188 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1001201012 is about 31641.7605704866. The cubic root of 1001201012 is about 1000.4001771702.

Adding to 1001201012 its reverse (2101021001), we get a palindrome (3102222013).

The spelling of 1001201012 in words is "one billion, one million, two hundred one thousand, twelve".