10102222100220 has 48 divisors (see below), whose sum is σ = 28286756215200. Its totient is φ = 2693875004416.

The previous prime is 10102222100207. The next prime is 10102222100227. The reversal of 10102222100220 is 2200122220101.

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 10102222100220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102222100227) 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, 1667584 + ... + 4794296.

It is an arithmetic number, because the mean of its divisors is an integer number (589307421150).

Almost surely, 2^{10102222100220} is an apocalyptic number.

10102222100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10102222100220 is an abundant number, since it is smaller than the sum of its proper divisors (18184534114980).

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

10102222100220 is a wasteful number, since it uses less digits than its factorization.

10102222100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3180574 (or 3180572 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10102222100220 its reverse (2200122220101), we get a palindrome (12302344320321).

The spelling of 10102222100220 in words is "ten trillion, one hundred two billion, two hundred twenty-two million, one hundred thousand, two hundred twenty".