1001120221002 has 16 divisors (see below), whose sum is σ = 2184262300512. Its totient is φ = 303369763920.

The previous prime is 1001120220983. The next prime is 1001120221009. The reversal of 1001120221002 is 2001220211001.

1001120221002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1001120221009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7584244033 + ... + 7584244164.

It is an arithmetic number, because the mean of its divisors is an integer number (136516393782).

Almost surely, 2^{1001120221002} is an apocalyptic number.

1001120221002 is an abundant number, since it is smaller than the sum of its proper divisors (1183142079510).

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

1001120221002 is a wasteful number, since it uses less digits than its factorization.

1001120221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15168488213.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001120221002 its reverse (2001220211001), we get a palindrome (3002340432003).

The spelling of 1001120221002 in words is "one trillion, one billion, one hundred twenty million, two hundred twenty-one thousand, two".