10220121220110 has 32 divisors (see below), whose sum is σ = 24528626049312. Its totient is φ = 2725328423040.

The previous prime is 10220121220091. The next prime is 10220121220117. The reversal of 10220121220110 is 1102212102201.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10220121220110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220121220117) 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, 58609 + ... + 4521468.

It is an arithmetic number, because the mean of its divisors is an integer number (766519564041).

Almost surely, 2^{10220121220110} is an apocalyptic number.

10220121220110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10220121220110 is an abundant number, since it is smaller than the sum of its proper divisors (14308504829202).

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

10220121220110 is a wasteful number, since it uses less digits than its factorization.

10220121220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654468.

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

Adding to 10220121220110 its reverse (1102212102201), we get a palindrome (11322333322311).

The spelling of 10220121220110 in words is "ten trillion, two hundred twenty billion, one hundred twenty-one million, two hundred twenty thousand, one hundred ten".