1001301123012 has 24 divisors (see below), whose sum is σ = 2337005829312. Its totient is φ = 333676106400.

The previous prime is 1001301122971. The next prime is 1001301123019. The reversal of 1001301123012 is 2103211031001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1001301122982 and 1001301123000.

It is not an unprimeable number, because it can be changed into a prime (1001301123019) 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 7 ways as a sum of consecutive naturals, for example, 11320939 + ... + 11409042.

It is an arithmetic number, because the mean of its divisors is an integer number (97375242888).

Almost surely, 2^{1001301123012} is an apocalyptic number.

1001301123012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001301123012 is an abundant number, since it is smaller than the sum of its proper divisors (1335704706300).

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

1001301123012 is a wasteful number, since it uses less digits than its factorization.

1001301123012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22733659 (or 22733657 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1001301123012 its reverse (2103211031001), we get a palindrome (3104512154013).

The spelling of 1001301123012 in words is "one trillion, one billion, three hundred one million, one hundred twenty-three thousand, twelve".