2101332221346 has 16 divisors (see below), whose sum is σ = 4338234263808. Its totient is φ = 677849103600.

The previous prime is 2101332221311. The next prime is 2101332221347. The reversal of 2101332221346 is 6431222331012.

It is not an unprimeable number, because it can be changed into a prime (2101332221347) 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, 5648742345 + ... + 5648742716.

It is an arithmetic number, because the mean of its divisors is an integer number (271139641488).

Almost surely, 2^{2101332221346} is an apocalyptic number.

2101332221346 is an abundant number, since it is smaller than the sum of its proper divisors (2236902042462).

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

2101332221346 is a wasteful number, since it uses less digits than its factorization.

2101332221346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11297485097.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 2101332221346 its reverse (6431222331012), we get a palindrome (8532554552358).

The spelling of 2101332221346 in words is "two trillion, one hundred one billion, three hundred thirty-two million, two hundred twenty-one thousand, three hundred forty-six".