3012121111001 has 16 divisors (see below), whose sum is σ = 3110574071808. Its totient is φ = 2914868275200.

The previous prime is 3012121110949. The next prime is 3012121111067. The reversal of 3012121111001 is 1001111212103.

3012121111001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3012121111001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3012121111091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24270416 + ... + 24394206.

It is an arithmetic number, because the mean of its divisors is an integer number (194410879488).

Almost surely, 2^{3012121111001} is an apocalyptic number.

It is an amenable number.

3012121111001 is a deficient number, since it is larger than the sum of its proper divisors (98452960807).

3012121111001 is a wasteful number, since it uses less digits than its factorization.

3012121111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128632.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 3012121111001 its reverse (1001111212103), we get a palindrome (4013232323104).

The spelling of 3012121111001 in words is "three trillion, twelve billion, one hundred twenty-one million, one hundred eleven thousand, one".