2001001120012 has 36 divisors (see below), whose sum is σ = 3721192961584. Its totient is φ = 941308680960.

The previous prime is 2001001119991. The next prime is 2001001120049. The reversal of 2001001120012 is 2100211001002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2916298 + ... + 3536494.

Almost surely, 2^{2001001120012} is an apocalyptic number.

It is an amenable number.

2001001120012 is a deficient number, since it is larger than the sum of its proper divisors (1720191841572).

2001001120012 is a wasteful number, since it uses less digits than its factorization.

2001001120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623026 (or 623007 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2001001120012 its reverse (2100211001002), we get a palindrome (4101212121014).

The spelling of 2001001120012 in words is "two trillion, one billion, one million, one hundred twenty thousand, twelve".