41022022421 has 4 divisors (see below), whose sum is σ = 41023089132. Its totient is φ = 41020955712.

The previous prime is 41022022417. The next prime is 41022022429. The reversal of 41022022421 is 12422022014.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10330486321 + 30691536100 = 101639^2 + 175190^2 .

It is a cyclic number.

It is not a de Polignac number, because 41022022421 - 2² = 41022022417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41022022393 and 41022022402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41022022429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473426 + ... + 553331.

It is an arithmetic number, because the mean of its divisors is an integer number (10255772283).

Almost surely, 2^41022022421 is an apocalyptic number.

It is an amenable number.

41022022421 is a deficient number, since it is larger than the sum of its proper divisors (1066711).

41022022421 is a wasteful number, since it uses less digits than its factorization.

41022022421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066710.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 41022022421 its reverse (12422022014), we get a palindrome (53444044435).

The spelling of 41022022421 in words is "forty-one billion, twenty-two million, twenty-two thousand, four hundred twenty-one".