202221000102196 has 24 divisors (see below), whose sum is σ = 378913770857160. Its totient is φ = 94093578365952.

The previous prime is 202221000102113. The next prime is 202221000102197. The reversal of 202221000102196 is 691201000122202.

It can be written as a sum of positive squares in 4 ways, for example, as 18470775399696 + 183750224702500 = 4297764^2 + 13555450^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202221000102197) 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, 16706950335 + ... + 16706962438.

It is an arithmetic number, because the mean of its divisors is an integer number (15788073785715).

Almost surely, 2^{202221000102196} is an apocalyptic number.

It is an amenable number.

202221000102196 is a deficient number, since it is larger than the sum of its proper divisors (176692770754964).

202221000102196 is a wasteful number, since it uses less digits than its factorization.

202221000102196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33413912883 (or 33413912881 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 202221000102196 its reverse (691201000122202), we get a palindrome (893422000224398).

The spelling of 202221000102196 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred two thousand, one hundred ninety-six".