4223111213020 has 48 divisors (see below), whose sum is σ = 10278219990528. Its totient is φ = 1427530547520.

The previous prime is 4223111212937. The next prime is 4223111213107. The reversal of 4223111213020 is 203121113224.

It is a junction number, because it is equal to n+sod(n) for n = 4223111212982 and 4223111213000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212420202 + ... + 212440081.

It is an arithmetic number, because the mean of its divisors is an integer number (214129583136).

Almost surely, 2^{4223111213020} is an apocalyptic number.

It is an amenable number.

4223111213020 is an abundant number, since it is smaller than the sum of its proper divisors (6055108777508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4223111213020 is a wasteful number, since it uses less digits than its factorization.

4223111213020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424860370 (or 424860368 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 4223111213020 its reverse (203121113224), we get a palindrome (4426232326244).

The spelling of 4223111213020 in words is "four trillion, two hundred twenty-three billion, one hundred eleven million, two hundred thirteen thousand, twenty".