410221240402 has 4 divisors (see below), whose sum is σ = 615331860606. Its totient is φ = 205110620200.

The previous prime is 410221240271. The next prime is 410221240447. The reversal of 410221240402 is 204042122014.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 350675968041 + 59545272361 = 592179^2 + 244019^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102555310099 + ... + 102555310102.

Almost surely, 2^410221240402 is an apocalyptic number.

410221240402 is a deficient number, since it is larger than the sum of its proper divisors (205110620204).

410221240402 is a wasteful number, since it uses less digits than its factorization.

410221240402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205110620203.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 410221240402 its reverse (204042122014), we get a palindrome (614263362416).

It can be divided in two parts, 41022 and 1240402, that added together give a square (1281424 = 1132²).

The spelling of 410221240402 in words is "four hundred ten billion, two hundred twenty-one million, two hundred forty thousand, four hundred two".