2201210012122 has 32 divisors (see below), whose sum is σ = 3632085619200. Its totient is φ = 1000457117440.

The previous prime is 2201210012117. The next prime is 2201210012123. The reversal of 2201210012122 is 2212100121022.

It is a happy number.

It is a super-2 number, since 2×2201210012122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2201210012096 and 2201210012105.

It is not an unprimeable number, because it can be changed into a prime (2201210012123) 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, 34464954 + ... + 34528762.

It is an arithmetic number, because the mean of its divisors is an integer number (113502675600).

Almost surely, 2^{2201210012122} is an apocalyptic number.

2201210012122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2201210012122 is a deficient number, since it is larger than the sum of its proper divisors (1430875607078).

2201210012122 is a wasteful number, since it uses less digits than its factorization.

2201210012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76803 (or 76781 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2201210012122 its reverse (2212100121022), we get a palindrome (4413310133144).

The spelling of 2201210012122 in words is "two trillion, two hundred one billion, two hundred ten million, twelve thousand, one hundred twenty-two".