20203430202 has 48 divisors (see below), whose sum is σ = 44867908800. Its totient is φ = 6566728896.

The previous prime is 20203430197. The next prime is 20203430257.

20203430202 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 441838 + ... + 485414.

It is an arithmetic number, because the mean of its divisors is an integer number (934748100).

Almost surely, 2^20203430202 is an apocalyptic number.

20203430202 is an abundant number, since it is smaller than the sum of its proper divisors (24664478598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20203430202 is a wasteful number, since it uses less digits than its factorization.

20203430202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44227 (or 44224 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The spelling of 20203430202 in words is "twenty billion, two hundred three million, four hundred thirty thousand, two hundred two".