1001130213212 has 12 divisors (see below), whose sum is σ = 1763580376656. Its totient is φ = 497250105600.

The previous prime is 1001130213211. The next prime is 1001130213361. The reversal of 1001130213212 is 2123120311001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001130213211) 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 3 ways as a sum of consecutive naturals, for example, 828749573 + ... + 828750780.

It is an arithmetic number, because the mean of its divisors is an integer number (146965031388).

Almost surely, 2^{1001130213212} is an apocalyptic number.

It is an amenable number.

1001130213212 is a deficient number, since it is larger than the sum of its proper divisors (762450163444).

1001130213212 is a wasteful number, since it uses less digits than its factorization.

1001130213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657500508 (or 1657500506 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1001130213212 its reverse (2123120311001), we get a palindrome (3124250524213).

The spelling of 1001130213212 in words is "one trillion, one billion, one hundred thirty million, two hundred thirteen thousand, two hundred twelve".