10122221212110 has 128 divisors (see below), whose sum is σ = 31131690163200. Its totient is φ = 2292424364160.

The previous prime is 10122221212067. The next prime is 10122221212123. The reversal of 10122221212110 is 1121212222101.

10122221212110 is a `hidden beast` number, since 1 + 0 + 122 + 221 + 212 + 110 = 666.

It is a super-2 number, since 2×10122221212110² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 63 ways as a sum of consecutive naturals, for example, 24361296 + ... + 24773315.

It is an arithmetic number, because the mean of its divisors is an integer number (243216329400).

Almost surely, 2^{10122221212110} is an apocalyptic number.

10122221212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10122221212110 is an abundant number, since it is smaller than the sum of its proper divisors (21009468951090).

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

10122221212110 is a wasteful number, since it uses less digits than its factorization.

10122221212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49134743 (or 49134737 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10122221212110 its reverse (1121212222101), we get a palindrome (11243433434211).

The spelling of 10122221212110 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred twelve thousand, one hundred ten".