200220012102123 has 24 divisors (see below), whose sum is σ = 311494952740608. Its totient is φ = 123195857766912.

The previous prime is 200220012102107. The next prime is 200220012102127. The reversal of 200220012102123 is 321201210022002.

200220012102123 is a `hidden beast` number, since 20 + 0 + 220 + 0 + 1 + 210 + 212 + 3 = 666.

It is not a de Polignac number, because 200220012102123 - 2⁴ = 200220012102107 is a prime.

It is a super-2 number, since 2×200220012102123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200220012102096 and 200220012102105.

It is not an unprimeable number, because it can be changed into a prime (200220012102127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113407590 + ... + 115159547.

It is an arithmetic number, because the mean of its divisors is an integer number (12978956364192).

Almost surely, 2^{200220012102123} is an apocalyptic number.

200220012102123 is a deficient number, since it is larger than the sum of its proper divisors (111274940638485).

200220012102123 is a wasteful number, since it uses less digits than its factorization.

200220012102123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228574643 (or 228574640 counting only the distinct ones).

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

Adding to 200220012102123 its reverse (321201210022002), we get a palindrome (521421222124125).

The spelling of 200220012102123 in words is "two hundred trillion, two hundred twenty billion, twelve million, one hundred two thousand, one hundred twenty-three".