222022111111020 has 144 divisors (see below), whose sum is σ = 761902140400128. Its totient is φ = 53823542074560.

The previous prime is 222022111110977. The next prime is 222022111111027. The reversal of 222022111111020 is 20111111220222.

222022111111020 is a `hidden beast` number, since 2 + 220 + 221 + 111 + 110 + 2 + 0 = 666.

222022111111020 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 super-2 number, since 2×222022111111020² (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 = 222022111110984 and 222022111111002.

It is not an unprimeable number, because it can be changed into a prime (222022111111027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2076472084 + ... + 2076579003.

It is an arithmetic number, because the mean of its divisors is an integer number (5290987086112).

Almost surely, 2^{222022111111020} is an apocalyptic number.

222022111111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222022111111020 is an abundant number, since it is smaller than the sum of its proper divisors (539880029289108).

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

222022111111020 is a wasteful number, since it uses less digits than its factorization.

222022111111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153051122 (or 4153051108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222022111111020 its reverse (20111111220222), we get a palindrome (242133222331242).

The spelling of 222022111111020 in words is "two hundred twenty-two trillion, twenty-two billion, one hundred eleven million, one hundred eleven thousand, twenty".