12221001211002 has 8 divisors (see below), whose sum is σ = 24442002422016. Its totient is φ = 4073667070332.

The previous prime is 12221001210959. The next prime is 12221001211031. The reversal of 12221001211002 is 20011210012221.

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

12221001211002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1018416767578 + ... + 1018416767589.

It is an arithmetic number, because the mean of its divisors is an integer number (3055250302752).

Almost surely, 2^{12221001211002} is an apocalyptic number.

12221001211002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12221001211002 is a wasteful number, since it uses less digits than its factorization.

12221001211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036833535172.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12221001211002 its reverse (20011210012221), we get a palindrome (32232211223223).

The spelling of 12221001211002 in words is "twelve trillion, two hundred twenty-one billion, one million, two hundred eleven thousand, two".