222021022010220 has 36 divisors (see below), whose sum is σ = 673463766764880. Its totient is φ = 59205605869344.

The previous prime is 222021022010159. The next prime is 222021022010321. The reversal of 222021022010220 is 22010220120222.

222021022010220 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 210 + 220 + 10 + 220 = 666.

222021022010220 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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 = 222021022010193 and 222021022010202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 616725060960 + ... + 616725061319.

It is an arithmetic number, because the mean of its divisors is an integer number (18707326854580).

Almost surely, 2^{222021022010220} is an apocalyptic number.

222021022010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222021022010220 is an abundant number, since it is smaller than the sum of its proper divisors (451442744754660).

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

222021022010220 is a wasteful number, since it uses less digits than its factorization.

222021022010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233450122294 (or 1233450122289 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222021022010220 its reverse (22010220120222), we get a palindrome (244031242130442).

The spelling of 222021022010220 in words is "two hundred twenty-two trillion, twenty-one billion, twenty-two million, ten thousand, two hundred twenty".