20220021022210 has 8 divisors (see below), whose sum is σ = 36396037839996. Its totient is φ = 8088008408880.

The previous prime is 20220021022199. The next prime is 20220021022291. The reversal of 20220021022210 is 1222012002202.

It can be written as a sum of positive squares in 2 ways, for example, as 19155931809001 + 1064089213209 = 4376749^2 + 1031547^2 .

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

It is a super-2 number, since 2×20220021022210² (a number of 27 digits) contains 22 as substring.

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, 1011001051101 + ... + 1011001051120.

Almost surely, 2^{20220021022210} is an apocalyptic number.

20220021022210 is a deficient number, since it is larger than the sum of its proper divisors (16176016817786).

20220021022210 is a wasteful number, since it uses less digits than its factorization.

20220021022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022002102228.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20220021022210 its reverse (1222012002202), we get a palindrome (21442033024412).

The spelling of 20220021022210 in words is "twenty trillion, two hundred twenty billion, twenty-one million, twenty-two thousand, two hundred ten".