220000221212202 has 96 divisors (see below), whose sum is σ = 485019267932160. Its totient is φ = 72059683449600.

The previous prime is 220000221212159. The next prime is 220000221212203. The reversal of 220000221212202 is 202212122000022.

220000221212202 is a `hidden beast` number, since 2 + 200 + 0 + 0 + 221 + 21 + 220 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (220000221212203) 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, 1035759303 + ... + 1035971685.

It is an arithmetic number, because the mean of its divisors is an integer number (5052284040960).

Almost surely, 2^{220000221212202} is an apocalyptic number.

220000221212202 is an abundant number, since it is smaller than the sum of its proper divisors (265019046719958).

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

220000221212202 is a wasteful number, since it uses less digits than its factorization.

220000221212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216788 (or 216785 counting only the distinct ones).

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

Adding to 220000221212202 its reverse (202212122000022), we get a palindrome (422212343212224).

The spelling of 220000221212202 in words is "two hundred twenty trillion, two hundred twenty-one million, two hundred twelve thousand, two hundred two".