1000001201012 has 24 divisors (see below), whose sum is σ = 1953490721952. Its totient is φ = 443975162400.

The previous prime is 1000001201011. The next prime is 1000001201027. The reversal of 1000001201012 is 2101021000001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000001201011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264269039 + ... + 264272822.

It is an arithmetic number, because the mean of its divisors is an integer number (81395446748).

Almost surely, 2^{1000001201012} is an apocalyptic number.

It is an amenable number.

1000001201012 is a deficient number, since it is larger than the sum of its proper divisors (953489520940).

1000001201012 is a wasteful number, since it uses less digits than its factorization.

1000001201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528541919 (or 528541917 counting only the distinct ones).

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

Adding to 1000001201012 its reverse (2101021000001), we get a palindrome (3101022201013).

The spelling of 1000001201012 in words is "one trillion, one million, two hundred one thousand, twelve".