2921101011193 has 16 divisors (see below), whose sum is σ = 3087231713280. Its totient is φ = 2758243275216.

The previous prime is 2921101011181. The next prime is 2921101011209. The reversal of 2921101011193 is 3911101011292.

It is a cyclic number.

It is not a de Polignac number, because 2921101011193 - 2⁵ = 2921101011161 is a prime.

It is a super-2 number, since 2×2921101011193² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2921101011893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10412896 + ... + 10689742.

It is an arithmetic number, because the mean of its divisors is an integer number (192951982080).

Almost surely, 2^{2921101011193} is an apocalyptic number.

2921101011193 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2921101011193 is a deficient number, since it is larger than the sum of its proper divisors (166130702087).

2921101011193 is a wasteful number, since it uses less digits than its factorization.

2921101011193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282756.

The product of its (nonzero) digits is 972, while the sum is 31.

Subtracting 2921101011193 from its reverse (3911101011292), we obtain a palindrome (990000000099).

The spelling of 2921101011193 in words is "two trillion, nine hundred twenty-one billion, one hundred one million, eleven thousand, one hundred ninety-three".