22011021002022 has 32 divisors (see below), whose sum is σ = 47413063901952. Its totient is φ = 6771948850464.

The previous prime is 22011021002017. The next prime is 22011021002023. The reversal of 22011021002022 is 22020012011022.

It is a junction number, because it is equal to n+sod(n) for n = 22011021001992 and 22011021002010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011021002023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13230498 + ... + 14800949.

It is an arithmetic number, because the mean of its divisors is an integer number (1481658246936).

Almost surely, 2^{22011021002022} is an apocalyptic number.

22011021002022 is an abundant number, since it is smaller than the sum of its proper divisors (25402042899930).

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

22011021002022 is a wasteful number, since it uses less digits than its factorization.

22011021002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28041532.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22011021002022 its reverse (22020012011022), we get a palindrome (44031033013044).

The spelling of 22011021002022 in words is "twenty-two trillion, eleven billion, twenty-one million, two thousand, twenty-two".