20822201402 has 8 divisors (see below), whose sum is σ = 31258312500. Its totient is φ = 10402763904.

The previous prime is 20822201317. The next prime is 20822201417. The reversal of 20822201402 is 20410222802.

It is a Cunningham number, because it is equal to 144299²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 20822201401 + 1 = 144299^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4165277 + ... + 4170272.

Almost surely, 2^20822201402 is an apocalyptic number.

20822201402 is a deficient number, since it is larger than the sum of its proper divisors (10436111098).

20822201402 is a wasteful number, since it uses less digits than its factorization.

20822201402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8336800.

The product of its (nonzero) digits is 1024, while the sum is 23.

The spelling of 20822201402 in words is "twenty billion, eight hundred twenty-two million, two hundred one thousand, four hundred two".