201122111210110 has 64 divisors (see below), whose sum is σ = 363576729600000. Its totient is φ = 80103830736384.

The previous prime is 201122111210093. The next prime is 201122111210179. The reversal of 201122111210110 is 11012111221102.

It is a super-2 number, since 2×201122111210110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3741153411 + ... + 3741207169.

It is an arithmetic number, because the mean of its divisors is an integer number (5680886400000).

Almost surely, 2^{201122111210110} is an apocalyptic number.

201122111210110 is a deficient number, since it is larger than the sum of its proper divisors (162454618389890).

201122111210110 is a wasteful number, since it uses less digits than its factorization.

201122111210110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55993.

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

Adding to 201122111210110 its reverse (11012111221102), we get a palindrome (212134222431212).

The spelling of 201122111210110 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred eleven million, two hundred ten thousand, one hundred ten".