20203985162 has 4 divisors (see below), whose sum is σ = 30305977746. Its totient is φ = 10101992580.

The previous prime is 20203985159. The next prime is 20203985227. The reversal of 20203985162 is 26158930202.

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

It can be written as a sum of positive squares in only one way, i.e., 20089944121 + 114041041 = 141739^2 + 10679^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050996289 + ... + 5050996292.

Almost surely, 2^20203985162 is an apocalyptic number.

20203985162 is a deficient number, since it is larger than the sum of its proper divisors (10101992584).

20203985162 is a wasteful number, since it uses less digits than its factorization.

20203985162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101992583.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 20203985162 in words is "twenty billion, two hundred three million, nine hundred eighty-five thousand, one hundred sixty-two".