2101330221297 has 16 divisors (see below), whose sum is σ = 2870640705408. Its totient is φ = 1366465921920.

The previous prime is 2101330221247. The next prime is 2101330221307. The reversal of 2101330221297 is 7921220331012.

It is a happy number.

It is not a de Polignac number, because 2101330221297 - 2⁸ = 2101330221041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2101330221217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912253 + ... + 2243850.

It is an arithmetic number, because the mean of its divisors is an integer number (179415044088).

Almost surely, 2^{2101330221297} is an apocalyptic number.

It is an amenable number.

2101330221297 is a deficient number, since it is larger than the sum of its proper divisors (769310484111).

2101330221297 is a wasteful number, since it uses less digits than its factorization.

2101330221297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161560.

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 2101330221297 in words is "two trillion, one hundred one billion, three hundred thirty million, two hundred twenty-one thousand, two hundred ninety-seven".