35222020205 has 4 divisors (see below), whose sum is σ = 42266424252. Its totient is φ = 28177616160.

The previous prime is 35222020199. The next prime is 35222020271. The reversal of 35222020205 is 50202022253.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50202022253 = 1933 ⋅25971041.

It can be written as a sum of positive squares in 2 ways, for example, as 6304677604 + 28917342601 = 79402^2 + 170051^2 .

It is not a de Polignac number, because 35222020205 - 2¹⁰ = 35222019181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3522202016 + ... + 3522202025.

It is an arithmetic number, because the mean of its divisors is an integer number (10566606063).

Almost surely, 2^35222020205 is an apocalyptic number.

It is an amenable number.

35222020205 is a deficient number, since it is larger than the sum of its proper divisors (7044404047).

35222020205 is an equidigital number, since it uses as much as digits as its factorization.

35222020205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7044404046.

The product of its (nonzero) digits is 2400, while the sum is 23.

Adding to 35222020205 its reverse (50202022253), we get a palindrome (85424042458).

The spelling of 35222020205 in words is "thirty-five billion, two hundred twenty-two million, twenty thousand, two hundred five".