1220100101201 has 8 divisors (see below), whose sum is σ = 1273183876800. Its totient is φ = 1167019321072.

The previous prime is 1220100101153. The next prime is 1220100101203. The reversal of 1220100101201 is 1021010010221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1220100101201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1220100101203) 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, 104171 + ... + 1565583.

It is an arithmetic number, because the mean of its divisors is an integer number (159147984600).

Almost surely, 2^{1220100101201} is an apocalyptic number.

It is an amenable number.

1220100101201 is a deficient number, since it is larger than the sum of its proper divisors (53083775599).

1220100101201 is a wasteful number, since it uses less digits than its factorization.

1220100101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497735.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1220100101201 its reverse (1021010010221), we get a palindrome (2241110111422).

The spelling of 1220100101201 in words is "one trillion, two hundred twenty billion, one hundred million, one hundred one thousand, two hundred one".