201001001012012 has 96 divisors (see below), whose sum is σ = 380338701410304. Its totient is φ = 92673468518400.

The previous prime is 201001001011973. The next prime is 201001001012033. The reversal of 201001001012012 is 210210100100102.

It is a junction number, because it is equal to n+sod(n) for n = 201001001011984 and 201001001012002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1451903948 + ... + 1452042380.

It is an arithmetic number, because the mean of its divisors is an integer number (3961861473024).

Almost surely, 2^{201001001012012} is an apocalyptic number.

It is an amenable number.

201001001012012 is a deficient number, since it is larger than the sum of its proper divisors (179337700398292).

201001001012012 is a wasteful number, since it uses less digits than its factorization.

201001001012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140439 (or 140437 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201001001012012 its reverse (210210100100102), we get a palindrome (411211101112114).

The spelling of 201001001012012 in words is "two hundred one trillion, one billion, one million, twelve thousand, twelve".