1200114421 has 24 divisors (see below), whose sum is σ = 1340754912. Its totient is φ = 1073292000.

The previous prime is 1200114413. The next prime is 1200114467. The reversal of 1200114421 is 1244110021.

It is a happy number.

It is not a de Polignac number, because 1200114421 - 2³ = 1200114413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1200114395 and 1200114404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200114481) 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, 3458370 + ... + 3458716.

It is an arithmetic number, because the mean of its divisors is an integer number (55864788).

Almost surely, 2^1200114421 is an apocalyptic number.

1200114421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1200114421 is a deficient number, since it is larger than the sum of its proper divisors (140640491).

1200114421 is a wasteful number, since it uses less digits than its factorization.

1200114421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753 (or 742 counting only the distinct ones).

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

The square root of 1200114421 is about 34642.6676368896. The cubic root of 1200114421 is about 1062.6923432359.

Adding to 1200114421 its reverse (1244110021), we get a palindrome (2444224442).

The spelling of 1200114421 in words is "one billion, two hundred million, one hundred fourteen thousand, four hundred twenty-one".