22020021210122 has 16 divisors (see below), whose sum is σ = 35570970062880. Its totient is φ = 10163039121072.

The previous prime is 22020021210113. The next prime is 22020021210127. The reversal of 22020021210122 is 22101212002022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22020021210122.

It is not an unprimeable number, because it can be changed into a prime (22020021210127) 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, 4018829 + ... + 7758287.

It is an arithmetic number, because the mean of its divisors is an integer number (2223185628930).

Almost surely, 2^{22020021210122} is an apocalyptic number.

22020021210122 is a deficient number, since it is larger than the sum of its proper divisors (13550948852758).

22020021210122 is a wasteful number, since it uses less digits than its factorization.

22020021210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965957.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22020021210122 its reverse (22101212002022), we get a palindrome (44121233212144).

The spelling of 22020021210122 in words is "twenty-two trillion, twenty billion, twenty-one million, two hundred ten thousand, one hundred twenty-two".