210202221221099 has 16 divisors (see below), whose sum is σ = 219419436847104. Its totient is φ = 200991510720000.

The previous prime is 210202221221051. The next prime is 210202221221143. The reversal of 210202221221099 is 990122122202012.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210202221221099 is a prime.

It is a super-3 number, since 3×210202221221099³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210202221421099) 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, 1928565494 + ... + 1928674484.

It is an arithmetic number, because the mean of its divisors is an integer number (13713714802944).

Almost surely, 2^{210202221221099} is an apocalyptic number.

210202221221099 is a deficient number, since it is larger than the sum of its proper divisors (9217215626005).

210202221221099 is a wasteful number, since it uses less digits than its factorization.

210202221221099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138058.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 210202221221099 in words is "two hundred ten trillion, two hundred two billion, two hundred twenty-one million, two hundred twenty-one thousand, ninety-nine".