200012220122 has 64 divisors (see below), whose sum is σ = 359578227456. Its totient is φ = 82232616960.

The previous prime is 200012220113. The next prime is 200012220143. The reversal of 200012220122 is 221022210002.

It is a junction number, because it is equal to n+sod(n) for n = 200012220097 and 200012220106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12467018 + ... + 12483050.

It is an arithmetic number, because the mean of its divisors is an integer number (5618409804).

Almost surely, 2^200012220122 is an apocalyptic number.

200012220122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200012220122 is a deficient number, since it is larger than the sum of its proper divisors (159566007334).

200012220122 is a wasteful number, since it uses less digits than its factorization.

200012220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16935.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 200012220122 its reverse (221022210002), we get a palindrome (421034430124).

The spelling of 200012220122 in words is "two hundred billion, twelve million, two hundred twenty thousand, one hundred twenty-two".