202220110222020 has 144 divisors (see below), whose sum is σ = 675086540873472. Its totient is φ = 48589224606720.

The previous prime is 202220110222019. The next prime is 202220110222057. The reversal of 202220110222020 is 20222011022202.

202220110222020 is a `hidden beast` number, since 202 + 220 + 1 + 1 + 0 + 2 + 220 + 20 = 666.

202220110222020 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 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 = 202220110221984 and 202220110222002.

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, 451684972 + ... + 452132451.

It is an arithmetic number, because the mean of its divisors is an integer number (4688100978288).

Almost surely, 2^{202220110222020} is an apocalyptic number.

202220110222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202220110222020 is an abundant number, since it is smaller than the sum of its proper divisors (472866430651452).

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

202220110222020 is a wasteful number, since it uses less digits than its factorization.

202220110222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903817562 (or 903817557 counting only the distinct ones).

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

Adding to 202220110222020 its reverse (20222011022202), we get a palindrome (222442121244222).

It can be divided in two parts, 2022201 and 10222020, that added together give a palindrome (12244221).

The spelling of 202220110222020 in words is "two hundred two trillion, two hundred twenty billion, one hundred ten million, two hundred twenty-two thousand, twenty".