220222002121000 has 64 divisors (see below), whose sum is σ = 562166710896960. Its totient is φ = 80080728040000.

The previous prime is 220222002120979. The next prime is 220222002121007. The reversal of 220222002121000 is 121200222022.

It is not an unprimeable number, because it can be changed into a prime (220222002121007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10010080006 + ... + 10010102005.

It is an arithmetic number, because the mean of its divisors is an integer number (8783854857765).

Almost surely, 2^{220222002121000} is an apocalyptic number.

220222002121000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220222002121000 is an abundant number, since it is smaller than the sum of its proper divisors (341944708775960).

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

220222002121000 is a wasteful number, since it uses less digits than its factorization.

220222002121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20020182043 (or 20020182029 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220222002121000 its reverse (121200222022), we get a palindrome (220343202343022).

The spelling of 220222002121000 in words is "two hundred twenty trillion, two hundred twenty-two billion, two million, one hundred twenty-one thousand".