20022209210 has 8 divisors (see below), whose sum is σ = 36039976596. Its totient is φ = 8008883680.

The previous prime is 20022209209. The next prime is 20022209213. The reversal of 20022209210 is 1290222002.

It can be written as a sum of positive squares in 2 ways, for example, as 20021401009 + 808201 = 141497^2 + 899^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20022209213) 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, 1001110451 + ... + 1001110470.

Almost surely, 2^20022209210 is an apocalyptic number.

20022209210 is a deficient number, since it is larger than the sum of its proper divisors (16017767386).

20022209210 is a wasteful number, since it uses less digits than its factorization.

20022209210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002220928.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 20022209210 in words is "twenty billion, twenty-two million, two hundred nine thousand, two hundred ten".