122221200010110 has 32 divisors (see below), whose sum is σ = 293332493646720. Its totient is φ = 32592140711328.

The previous prime is 122221200010057. The next prime is 122221200010171. The reversal of 122221200010110 is 11010002122221.

It is a super-2 number, since 2×122221200010110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 122221200010110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5615580 + ... + 16612559.

It is an arithmetic number, because the mean of its divisors is an integer number (9166640426460).

Almost surely, 2^{122221200010110} is an apocalyptic number.

122221200010110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122221200010110 is an abundant number, since it is smaller than the sum of its proper divisors (171111293636610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122221200010110 is a wasteful number, since it uses less digits than its factorization.

122221200010110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22411432.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122221200010110 its reverse (11010002122221), we get a palindrome (133231202132331).

The spelling of 122221200010110 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two hundred million, ten thousand, one hundred ten".