220011210022212 has 120 divisors (see below), whose sum is σ = 657330070428416. Its totient is φ = 62859138072192.

The previous prime is 220011210022207. The next prime is 220011210022213. The reversal of 220011210022212 is 212220012110022.

It is a happy number.

220011210022212 is a `hidden beast` number, since 220 + 0 + 1 + 1 + 210 + 0 + 22 + 212 = 666.

It is a super-3 number, since 3×220011210022212³ (a number of 44 digits) contains 333 as substring.

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 (220011210022213) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 120643893 + ... + 122453955.

Almost surely, 2^{220011210022212} is an apocalyptic number.

It is an amenable number.

220011210022212 is an abundant number, since it is smaller than the sum of its proper divisors (437318860406204).

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

220011210022212 is a wasteful number, since it uses less digits than its factorization.

220011210022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863679 (or 1863668 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220011210022212 its reverse (212220012110022), we get a palindrome (432231222132234).

The spelling of 220011210022212 in words is "two hundred twenty trillion, eleven billion, two hundred ten million, twenty-two thousand, two hundred twelve".