3011210221212 has 72 divisors (see below), whose sum is σ = 7636022030000. Its totient is φ = 1000528962048.

The previous prime is 3011210221199. The next prime is 3011210221301. The reversal of 3011210221212 is 2121220121103.

3011210221212 is a `hidden beast` number, since 301 + 121 + 0 + 221 + 21 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21210039 + ... + 21351537.

Almost surely, 2^{3011210221212} is an apocalyptic number.

It is an amenable number.

3011210221212 is an abundant number, since it is smaller than the sum of its proper divisors (4624811808788).

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

3011210221212 is a wasteful number, since it uses less digits than its factorization.

3011210221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143395 (or 143390 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 3011210221212 its reverse (2121220121103), we get a palindrome (5132430342315).

The spelling of 3011210221212 in words is "three trillion, eleven billion, two hundred ten million, two hundred twenty-one thousand, two hundred twelve".