1200010221001 has 8 divisors (see below), whose sum is σ = 1200871304000. Its totient is φ = 1199149252560.

The previous prime is 1200010220989. The next prime is 1200010221019. The reversal of 1200010221001 is 1001220100021.

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 1200010221001 - 2¹³ = 1200010212809 is a prime.

It is a super-2 number, since 2×1200010221001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200010221041) 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, 41094316 + ... + 41123506.

It is an arithmetic number, because the mean of its divisors is an integer number (150108913000).

Almost surely, 2^{1200010221001} is an apocalyptic number.

It is an amenable number.

1200010221001 is a deficient number, since it is larger than the sum of its proper divisors (861082999).

1200010221001 is a wasteful number, since it uses less digits than its factorization.

1200010221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57279.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1200010221001 its reverse (1001220100021), we get a palindrome (2201230321022).

The spelling of 1200010221001 in words is "one trillion, two hundred billion, ten million, two hundred twenty-one thousand, one".