200112133421 has 8 divisors (see below), whose sum is σ = 201045298944. Its totient is φ = 199179288000.

The previous prime is 200112133409. The next prime is 200112133433. The reversal of 200112133421 is 124331211002.

It is an interprime number because it is at equal distance from previous prime (200112133409) and next prime (200112133433).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200112133421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200112133393 and 200112133402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200112133451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222421 + ... + 1376421.

It is an arithmetic number, because the mean of its divisors is an integer number (25130662368).

Almost surely, 2^200112133421 is an apocalyptic number.

It is an amenable number.

200112133421 is a deficient number, since it is larger than the sum of its proper divisors (933165523).

200112133421 is a wasteful number, since it uses less digits than its factorization.

200112133421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160051.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 200112133421 its reverse (124331211002), we get a palindrome (324443344423).

The spelling of 200112133421 in words is "two hundred billion, one hundred twelve million, one hundred thirty-three thousand, four hundred twenty-one".