22121101200110 has 32 divisors (see below), whose sum is σ = 43438071831264. Its totient is φ = 8043986224000.

The previous prime is 22121101200083. The next prime is 22121101200119. The reversal of 22121101200110 is 1100210112122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121101200119) 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, 19985000 + ... + 21062820.

It is an arithmetic number, because the mean of its divisors is an integer number (1357439744727).

Almost surely, 2^{22121101200110} is an apocalyptic number.

22121101200110 is a deficient number, since it is larger than the sum of its proper divisors (21316970631154).

22121101200110 is a wasteful number, since it uses less digits than its factorization.

22121101200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264420.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22121101200110 its reverse (1100210112122), we get a palindrome (23221311312232).

The spelling of 22121101200110 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred one million, two hundred thousand, one hundred ten".