2001101322 has 16 divisors (see below), whose sum is σ = 4366039392. Its totient is φ = 606394320.

The previous prime is 2001101287. The next prime is 2001101327. The reversal of 2001101322 is 2231011002.

It is a junction number, because it is equal to n+sod(n) for n = 2001101298 and 2001101307.

It is not an unprimeable number, because it can be changed into a prime (2001101327) 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, 15159793 + ... + 15159924.

It is an arithmetic number, because the mean of its divisors is an integer number (272877462).

Almost surely, 2^2001101322 is an apocalyptic number.

2001101322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2001101322 is an abundant number, since it is smaller than the sum of its proper divisors (2364938070).

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

2001101322 is a wasteful number, since it uses less digits than its factorization.

2001101322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30319733.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2001101322 is about 44733.6710096545. The cubic root of 2001101322 is about 1260.1522705871.

Adding to 2001101322 its reverse (2231011002), we get a palindrome (4232112324).

The spelling of 2001101322 in words is "two billion, one million, one hundred one thousand, three hundred twenty-two".