3520022222241 has 36 divisors (see below), whose sum is σ = 6118546742100. Its totient is φ = 1942081219008.

The previous prime is 3520022222221. The next prime is 3520022222251. The reversal of 3520022222241 is 1422222200253.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1150642382400 + 2369379839841 = 1072680^2 + 1539279^2 .

It is not a de Polignac number, because 3520022222241 - 2⁷ = 3520022222113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3520022222221) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 137606346 + ... + 137631923.

It is an arithmetic number, because the mean of its divisors is an integer number (169959631725).

Almost surely, 2^{3520022222241} is an apocalyptic number.

It is an amenable number.

3520022222241 is a deficient number, since it is larger than the sum of its proper divisors (2598524519859).

3520022222241 is a wasteful number, since it uses less digits than its factorization.

3520022222241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275238318 (or 275238308 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 3520022222241 its reverse (1422222200253), we get a palindrome (4942244422494).

The spelling of 3520022222241 in words is "three trillion, five hundred twenty billion, twenty-two million, two hundred twenty-two thousand, two hundred forty-one".