20030429343 has 16 divisors (see below), whose sum is σ = 26784011520. Its totient is φ = 13315288896.

The previous prime is 20030429329. The next prime is 20030429351. The reversal of 20030429343 is 34392403002.

It is not a de Polignac number, because 20030429343 - 2⁸ = 20030429087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20030429343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20030439343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1612171 + ... + 1624547.

It is an arithmetic number, because the mean of its divisors is an integer number (1674000720).

Almost surely, 2^20030429343 is an apocalyptic number.

20030429343 is a deficient number, since it is larger than the sum of its proper divisors (6753582177).

20030429343 is a wasteful number, since it uses less digits than its factorization.

20030429343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13886.

The product of its (nonzero) digits is 15552, while the sum is 30.

The spelling of 20030429343 in words is "twenty billion, thirty million, four hundred twenty-nine thousand, three hundred forty-three".