6121222001 has 8 divisors (see below), whose sum is σ = 6723539520. Its totient is φ = 5546919312.

The previous prime is 6121221989. The next prime is 6121222033. The reversal of 6121222001 is 1002221216.

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

It is a cyclic number.

It is not a de Polignac number, because 6121222001 - 2¹⁸ = 6120959857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6121222501) 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, 7003250 + ... + 7004123.

It is an arithmetic number, because the mean of its divisors is an integer number (840442440).

Almost surely, 2^6121222001 is an apocalyptic number.

It is an amenable number.

6121222001 is a deficient number, since it is larger than the sum of its proper divisors (602317519).

6121222001 is a wasteful number, since it uses less digits than its factorization.

6121222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14007415.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 6121222001 is about 78238.2387391230. The cubic root of 6121222001 is about 1829.2765911543.

Adding to 6121222001 its reverse (1002221216), we get a palindrome (7123443217).

The spelling of 6121222001 in words is "six billion, one hundred twenty-one million, two hundred twenty-two thousand, one".