220001021202 has 32 divisors (see below), whose sum is σ = 453347167104. Its totient is φ = 71122233600.

The previous prime is 220001021117. The next prime is 220001021209. The reversal of 220001021202 is 202120100022.

It is not an unprimeable number, because it can be changed into a prime (220001021209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1524199 + ... + 1662282.

It is an arithmetic number, because the mean of its divisors is an integer number (14167098972).

Almost surely, 2^220001021202 is an apocalyptic number.

220001021202 is an abundant number, since it is smaller than the sum of its proper divisors (233346145902).

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

220001021202 is a wasteful number, since it uses less digits than its factorization.

220001021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186834.

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

Adding to 220001021202 its reverse (202120100022), we get a palindrome (422121121224).

The spelling of 220001021202 in words is "two hundred twenty billion, one million, twenty-one thousand, two hundred two".