22102020202012 has 6 divisors (see below), whose sum is σ = 38678535353528. Its totient is φ = 11051010101004.

The previous prime is 22102020201977. The next prime is 22102020202019. The reversal of 22102020202012 is 21020202020122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102020202019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2762752525248 + ... + 2762752525255.

Almost surely, 2^{22102020202012} is an apocalyptic number.

It is an amenable number.

22102020202012 is a deficient number, since it is larger than the sum of its proper divisors (16576515151516).

22102020202012 is a wasteful number, since it uses less digits than its factorization.

22102020202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5525505050507 (or 5525505050505 counting only the distinct ones).

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

Adding to 22102020202012 its reverse (21020202020122), we get a palindrome (43122222222134).

It can be divided in two parts, 2 and 2102020202012, that multiplied together give a palindrome (4204040404024).

The spelling of 22102020202012 in words is "twenty-two trillion, one hundred two billion, twenty million, two hundred two thousand, twelve".