2212122101022 has 16 divisors (see below), whose sum is σ = 4915826891280. Its totient is φ = 737374033656.

The previous prime is 2212122101011. The next prime is 2212122101023. The reversal of 2212122101022 is 2201012212122.

It is a happy number.

2212122101022 is a `hidden beast` number, since 221 + 212 + 210 + 1 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2212122100986 and 2212122101004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212122101023) 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, 20482611993 + ... + 20482612100.

It is an arithmetic number, because the mean of its divisors is an integer number (307239180705).

Almost surely, 2^{2212122101022} is an apocalyptic number.

2212122101022 is an abundant number, since it is smaller than the sum of its proper divisors (2703704790258).

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

2212122101022 is a wasteful number, since it uses less digits than its factorization.

2212122101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40965224104 (or 40965224098 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2212122101022 its reverse (2201012212122), we get a palindrome (4413134313144).

The spelling of 2212122101022 in words is "two trillion, two hundred twelve billion, one hundred twenty-two million, one hundred one thousand, twenty-two".