3012123201000 has 64 divisors (see below), whose sum is σ = 9397824396480. Its totient is φ = 803232852800.

The previous prime is 3012123200993. The next prime is 3012123201001. The reversal of 3012123201000 is 1023212103.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (3012123201001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502017534 + ... + 502023533.

It is an arithmetic number, because the mean of its divisors is an integer number (146841006195).

Almost surely, 2^{3012123201000} is an apocalyptic number.

3012123201000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3012123201000 is an abundant number, since it is smaller than the sum of its proper divisors (6385701195480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3012123201000 is a wasteful number, since it uses less digits than its factorization.

3012123201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004041091 (or 1004041077 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 3012123201000 its reverse (1023212103), we get a palindrome (3013146413103).

It can be divided in two parts, 3012123 and 201000, that added together give a palindrome (3213123).

The spelling of 3012123201000 in words is "three trillion, twelve billion, one hundred twenty-three million, two hundred one thousand".