12002212202220 has 96 divisors (see below), whose sum is σ = 38963703421440. Its totient is φ = 3061433833920.

The previous prime is 12002212202209. The next prime is 12002212202257. The reversal of 12002212202220 is 2220221220021.

12002212202220 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 221 + 220 + 2 + 220 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 12002212202193 and 12002212202202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 483168426 + ... + 483193265.

It is an arithmetic number, because the mean of its divisors is an integer number (405871910640).

Almost surely, 2^{12002212202220} is an apocalyptic number.

12002212202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002212202220 is an abundant number, since it is smaller than the sum of its proper divisors (26961491219220).

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

12002212202220 is a wasteful number, since it uses less digits than its factorization.

12002212202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966361732 (or 966361724 counting only the distinct ones).

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

Adding to 12002212202220 its reverse (2220221220021), we get a palindrome (14222433422241).

The spelling of 12002212202220 in words is "twelve trillion, two billion, two hundred twelve million, two hundred two thousand, two hundred twenty".