12002212130220 has 144 divisors (see below), whose sum is σ = 39208335566400. Its totient is φ = 2954307091968.

The previous prime is 12002212130197. The next prime is 12002212130231. The reversal of 12002212130220 is 2203121220021.

12002212130220 is a `hidden beast` number, since 1 + 200 + 2 + 212 + 1 + 30 + 220 = 666.

It is a super-2 number, since 2×12002212130220² (a number of 27 digits) contains 22 as substring.

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 = 12002212130193 and 12002212130202.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142503681 + ... + 142587879.

It is an arithmetic number, because the mean of its divisors is an integer number (272280108100).

Almost surely, 2^{12002212130220} is an apocalyptic number.

12002212130220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002212130220 is an abundant number, since it is smaller than the sum of its proper divisors (27206123436180).

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

12002212130220 is a wasteful number, since it uses less digits than its factorization.

12002212130220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145144 (or 145139 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12002212130220 its reverse (2203121220021), we get a palindrome (14205333350241).

The spelling of 12002212130220 in words is "twelve trillion, two billion, two hundred twelve million, one hundred thirty thousand, two hundred twenty".