2212212000021 has 8 divisors (see below), whose sum is σ = 3005269132320. Its totient is φ = 1446981433872.

The previous prime is 2212212000017. The next prime is 2212212000049. The reversal of 2212212000021 is 1200002122122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2212212000021 - 2² = 2212212000017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212212000091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6956641351 + ... + 6956641668.

It is an arithmetic number, because the mean of its divisors is an integer number (375658641540).

Almost surely, 2^{2212212000021} is an apocalyptic number.

It is an amenable number.

2212212000021 is a deficient number, since it is larger than the sum of its proper divisors (793057132299).

2212212000021 is a wasteful number, since it uses less digits than its factorization.

2212212000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13913283075.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2212212000021 its reverse (1200002122122), we get a palindrome (3412214122143).

It can be divided in two parts, 22122 and 12000021, that multiplied together give a palindrome (265464464562).

The spelling of 2212212000021 in words is "two trillion, two hundred twelve billion, two hundred twelve million, twenty-one", and thus it is an aban number.