200140121422 has 4 divisors (see below), whose sum is σ = 300210182136. Its totient is φ = 100070060710.

The previous prime is 200140121399. The next prime is 200140121431. The reversal of 200140121422 is 224121041002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224121041002 = 2 ⋅112060520501.

It is a self number, because there is not a number n which added to its sum of digits gives 200140121422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50035030354 + ... + 50035030357.

It is an arithmetic number, because the mean of its divisors is an integer number (75052545534).

Almost surely, 2^200140121422 is an apocalyptic number.

200140121422 is a deficient number, since it is larger than the sum of its proper divisors (100070060714).

200140121422 is a wasteful number, since it uses less digits than its factorization.

200140121422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100070060713.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 200140121422 its reverse (224121041002), we get a palindrome (424261162424).

The spelling of 200140121422 in words is "two hundred billion, one hundred forty million, one hundred twenty-one thousand, four hundred twenty-two".