1002211131152 has 160 divisors (see below), whose sum is σ = 2468095246080. Its totient is φ = 382872821760.

The previous prime is 1002211131139. The next prime is 1002211131169. The reversal of 1002211131152 is 2511311122001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140578724 + ... + 140585852.

It is an arithmetic number, because the mean of its divisors is an integer number (15425595288).

Almost surely, 2^{1002211131152} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002211131152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1234047623040).

1002211131152 is an abundant number, since it is smaller than the sum of its proper divisors (1465884114928).

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

1002211131152 is a wasteful number, since it uses less digits than its factorization.

1002211131152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9361 (or 9355 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 1002211131152 its reverse (2511311122001), we get a palindrome (3513522253153).

The spelling of 1002211131152 in words is "one trillion, two billion, two hundred eleven million, one hundred thirty-one thousand, one hundred fifty-two".