221102220202193 has 32 divisors (see below), whose sum is σ = 252127429926912. Its totient is φ = 191928332534400.

The previous prime is 221102220202181. The next prime is 221102220202349. The reversal of 221102220202193 is 391202022201122.

221102220202193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 221102220202193 - 2³⁸ = 220827342295249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (221102220202153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1383443258 + ... + 1383603068.

It is an arithmetic number, because the mean of its divisors is an integer number (7878982185216).

Almost surely, 2^{221102220202193} is an apocalyptic number.

221102220202193 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

221102220202193 is a deficient number, since it is larger than the sum of its proper divisors (31025209724719).

221102220202193 is a wasteful number, since it uses less digits than its factorization.

221102220202193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169325.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 221102220202193 in words is "two hundred twenty-one trillion, one hundred two billion, two hundred twenty million, two hundred two thousand, one hundred ninety-three".