20223101212210 has 16 divisors (see below), whose sum is σ = 39201703888536. Its totient is φ = 7466991216768.

The previous prime is 20223101212199. The next prime is 20223101212211. The reversal of 20223101212210 is 1221210132202.

It can be written as a sum of positive squares in 4 ways, for example, as 11064930307201 + 9158170905009 = 3326399^2 + 3026247^2 .

It is not an unprimeable number, because it can be changed into a prime (20223101212211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77781158379 + ... + 77781158638.

Almost surely, 2^{20223101212210} is an apocalyptic number.

20223101212210 is a deficient number, since it is larger than the sum of its proper divisors (18978602676326).

20223101212210 is a wasteful number, since it uses less digits than its factorization.

20223101212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155562317037.

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

Adding to 20223101212210 its reverse (1221210132202), we get a palindrome (21444311344412).

The spelling of 20223101212210 in words is "twenty trillion, two hundred twenty-three billion, one hundred one million, two hundred twelve thousand, two hundred ten".