402220100013201 has 6 divisors (see below), whose sum is σ = 580984588907970. Its totient is φ = 268146733342128.

The previous prime is 402220100013163. The next prime is 402220100013209. The reversal of 402220100013201 is 102310001022204.

It is a happy number.

402220100013201 is a `hidden beast` number, since 402 + 220 + 10 + 0 + 0 + 1 + 32 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 282482778586176 + 119737321427025 = 16807224^2 + 10942455^2 .

It is not a de Polignac number, because 402220100013201 - 2¹⁰ = 402220100012177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402220100013209) 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, 22345561111836 + ... + 22345561111853.

It is an arithmetic number, because the mean of its divisors is an integer number (96830764817995).

Almost surely, 2^{402220100013201} is an apocalyptic number.

It is an amenable number.

402220100013201 is a deficient number, since it is larger than the sum of its proper divisors (178764488894769).

402220100013201 is a wasteful number, since it uses less digits than its factorization.

402220100013201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44691122223695 (or 44691122223692 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 402220100013201 its reverse (102310001022204), we get a palindrome (504530101035405).

The spelling of 402220100013201 in words is "four hundred two trillion, two hundred twenty billion, one hundred million, thirteen thousand, two hundred one".