422261101 has 4 divisors (see below), whose sum is σ = 423610492. Its totient is φ = 420911712.

The previous prime is 422261041. The next prime is 422261107. The reversal of 422261101 is 101162224.

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 215649225 + 206611876 = 14685^2 + 14374^2 .

It is a cyclic number.

It is not a de Polignac number, because 422261101 - 2¹⁷ = 422130029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422261107) 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, 674226 + ... + 674851.

It is an arithmetic number, because the mean of its divisors is an integer number (105902623).

Almost surely, 2^422261101 is an apocalyptic number.

It is an amenable number.

422261101 is a deficient number, since it is larger than the sum of its proper divisors (1349391).

422261101 is a wasteful number, since it uses less digits than its factorization.

422261101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349390.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 422261101 is about 20548.9927003734. The cubic root of 422261101 is about 750.2287308284.

The spelling of 422261101 in words is "four hundred twenty-two million, two hundred sixty-one thousand, one hundred one".