2200012123122 has 64 divisors (see below), whose sum is σ = 5333538337920. Its totient is φ = 666648388800.

The previous prime is 2200012123121. The next prime is 2200012123159. The reversal of 2200012123122 is 2213212100022.

It is a super-3 number, since 3×2200012123122³ (a number of 38 digits) contains 333 as substring.

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 = 2200012123095 and 2200012123104.

It is not an unprimeable number, because it can be changed into a prime (2200012123121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33928372 + ... + 33993152.

It is an arithmetic number, because the mean of its divisors is an integer number (83336536530).

Almost surely, 2^{2200012123122} is an apocalyptic number.

2200012123122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2200012123122 is an abundant number, since it is smaller than the sum of its proper divisors (3133526214798).

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

2200012123122 is a wasteful number, since it uses less digits than its factorization.

2200012123122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121976 (or 121970 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2200012123122 its reverse (2213212100022), we get a palindrome (4413224223144).

The spelling of 2200012123122 in words is "two trillion, two hundred billion, twelve million, one hundred twenty-three thousand, one hundred twenty-two".