100202001201 has 6 divisors (see below), whose sum is σ = 144736223970. Its totient is φ = 66801334128.

The previous prime is 100202001173. The next prime is 100202001233. The reversal of 100202001201 is 102100202001.

It can be written as a sum of positive squares in only one way, i.e., 84476841201 + 15725160000 = 290649^2 + 125400^2 .

It is not a de Polignac number, because 100202001201 - 2¹¹ = 100201999153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 11133555689 = 100202001201 / (1 + 0 + 0 + 2 + 0 + 2 + 0 + 0 + 1 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (100202003201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5566777836 + ... + 5566777853.

It is an arithmetic number, because the mean of its divisors is an integer number (24122703995).

Almost surely, 2^100202001201 is an apocalyptic number.

It is an amenable number.

100202001201 is a deficient number, since it is larger than the sum of its proper divisors (44534222769).

100202001201 is a wasteful number, since it uses less digits than its factorization.

100202001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11133555695 (or 11133555692 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100202001201 its reverse (102100202001), we get a palindrome (202302203202).

The spelling of 100202001201 in words is "one hundred billion, two hundred two million, one thousand, two hundred one".