222010210020 has 48 divisors (see below), whose sum is σ = 636085074240. Its totient is φ = 57825914496.

The previous prime is 222010209997. The next prime is 222010210033. The reversal of 222010210020 is 20012010222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 222010209978 and 222010210005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43022655 + ... + 43027814.

It is an arithmetic number, because the mean of its divisors is an integer number (13251772380).

Almost surely, 2^222010210020 is an apocalyptic number.

222010210020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222010210020 is an abundant number, since it is smaller than the sum of its proper divisors (414074864220).

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

222010210020 is a wasteful number, since it uses less digits than its factorization.

222010210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86050524 (or 86050522 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222010210020 its reverse (20012010222), we get a palindrome (242022220242).

The spelling of 222010210020 in words is "two hundred twenty-two billion, ten million, two hundred ten thousand, twenty".