200120426 has 32 divisors (see below), whose sum is σ = 353142720. Its totient is φ = 84067200.

The previous prime is 200120419. The next prime is 200120429. The reversal of 200120426 is 624021002.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200120429) 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, 11300 + ... + 22976.

It is an arithmetic number, because the mean of its divisors is an integer number (11035710).

Almost surely, 2^200120426 is an apocalyptic number.

200120426 is a deficient number, since it is larger than the sum of its proper divisors (153022294).

200120426 is a wasteful number, since it uses less digits than its factorization.

200120426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11750.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 200120426 is about 14146.3926850629. The cubic root of 200120426 is about 584.9209000120.

Adding to 200120426 its reverse (624021002), we get a palindrome (824141428).

The spelling of 200120426 in words is "two hundred million, one hundred twenty thousand, four hundred twenty-six".