1202202001001 has 16 divisors (see below), whose sum is σ = 1243812595200. Its totient is φ = 1161074539008.

The previous prime is 1202202000997. The next prime is 1202202001061. The reversal of 1202202001001 is 1001002022021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1202202001001 - 2² = 1202202000997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1202202001061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31420040 + ... + 31458278.

It is an arithmetic number, because the mean of its divisors is an integer number (77738287200).

Almost surely, 2^{1202202001001} is an apocalyptic number.

It is an amenable number.

1202202001001 is a deficient number, since it is larger than the sum of its proper divisors (41610594199).

1202202001001 is a wasteful number, since it uses less digits than its factorization.

1202202001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44528.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1202202001001 its reverse (1001002022021), we get a palindrome (2203204023022).

The spelling of 1202202001001 in words is "one trillion, two hundred two billion, two hundred two million, one thousand, one".