110202211220220 has 144 divisors (see below), whose sum is σ = 389830951473600. Its totient is φ = 25189076836224.

The previous prime is 110202211220177. The next prime is 110202211220239. The reversal of 110202211220220 is 22022112202011.

It is a happy number.

110202211220220 is a `hidden beast` number, since 1 + 1 + 0 + 2 + 0 + 221 + 1 + 220 + 220 = 666.

It is a super-2 number, since 2×110202211220220² (a number of 29 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 110202211220193 and 110202211220202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 892408387 + ... + 892531866.

Almost surely, 2^{110202211220220} is an apocalyptic number.

110202211220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110202211220220 is an abundant number, since it is smaller than the sum of its proper divisors (279628740253380).

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

110202211220220 is a wasteful number, since it uses less digits than its factorization.

110202211220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784940289 (or 1784940270 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 110202211220220 its reverse (22022112202011), we get a palindrome (132224323422231).

The spelling of 110202211220220 in words is "one hundred ten trillion, two hundred two billion, two hundred eleven million, two hundred twenty thousand, two hundred twenty".