201001012120012 has 24 divisors (see below), whose sum is σ = 401092517399616. Its totient is φ = 87312656848128.

The previous prime is 201001012120009. The next prime is 201001012120039. The reversal of 201001012120012 is 210021210100102.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 201001012119974 and 201001012120001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113688354388 + ... + 113688356155.

It is an arithmetic number, because the mean of its divisors is an integer number (16712188224984).

Almost surely, 2^{201001012120012} is an apocalyptic number.

It is an amenable number.

201001012120012 is a deficient number, since it is larger than the sum of its proper divisors (200091505279604).

201001012120012 is a wasteful number, since it uses less digits than its factorization.

201001012120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227376710577 (or 227376710575 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201001012120012 its reverse (210021210100102), we get a palindrome (411022222220114).

The spelling of 201001012120012 in words is "two hundred one trillion, one billion, twelve million, one hundred twenty thousand, twelve".