221202010221110 has 16 divisors (see below), whose sum is σ = 411007606088832. Its totient is φ = 85626584601600.

The previous prime is 221202010221053. The next prime is 221202010221131. The reversal of 221202010221110 is 11122010202122.

It is a super-2 number, since 2×221202010221110² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356777435531 + ... + 356777436150.

It is an arithmetic number, because the mean of its divisors is an integer number (25687975380552).

Almost surely, 2^{221202010221110} is an apocalyptic number.

221202010221110 is a deficient number, since it is larger than the sum of its proper divisors (189805595867722).

221202010221110 is a wasteful number, since it uses less digits than its factorization.

221202010221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713554871719.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 221202010221110 its reverse (11122010202122), we get a palindrome (232324020423232).

The spelling of 221202010221110 in words is "two hundred twenty-one trillion, two hundred two billion, ten million, two hundred twenty-one thousand, one hundred ten".