203021123414 has 4 divisors (see below), whose sum is σ = 304531685124. Its totient is φ = 101510561706.

The previous prime is 203021123413. The next prime is 203021123423. The reversal of 203021123414 is 414321120302.

203021123414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 203021123414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203021123413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50755280852 + ... + 50755280855.

It is an arithmetic number, because the mean of its divisors is an integer number (76132921281).

Almost surely, 2^203021123414 is an apocalyptic number.

203021123414 is a deficient number, since it is larger than the sum of its proper divisors (101510561710).

203021123414 is a wasteful number, since it uses less digits than its factorization.

203021123414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101510561709.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 203021123414 its reverse (414321120302), we get a palindrome (617342243716).

The spelling of 203021123414 in words is "two hundred three billion, twenty-one million, one hundred twenty-three thousand, four hundred fourteen".