2001101120012 has 6 divisors (see below), whose sum is σ = 3501926960028. Its totient is φ = 1000550560004.

The previous prime is 2001101119943. The next prime is 2001101120021. The reversal of 2001101120012 is 2100211011002.

It is a junction number, because it is equal to n+sod(n) for n = 2001101119975 and 2001101120002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250137639998 + ... + 250137640005.

It is an arithmetic number, because the mean of its divisors is an integer number (583654493338).

Almost surely, 2^{2001101120012} is an apocalyptic number.

It is an amenable number.

2001101120012 is a deficient number, since it is larger than the sum of its proper divisors (1500825840016).

2001101120012 is a wasteful number, since it uses less digits than its factorization.

2001101120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500275280007 (or 500275280005 counting only the distinct ones).

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

Adding to 2001101120012 its reverse (2100211011002), we get a palindrome (4101312131014).

The spelling of 2001101120012 in words is "two trillion, one billion, one hundred one million, one hundred twenty thousand, twelve".