20167020206 has 16 divisors (see below), whose sum is σ = 30722556480. Its totient is φ = 9927347040.

The previous prime is 20167020169. The next prime is 20167020233. The reversal of 20167020206 is 60202076102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260390 + ... + 328841.

It is an arithmetic number, because the mean of its divisors is an integer number (1920159780).

Almost surely, 2^20167020206 is an apocalyptic number.

20167020206 is a deficient number, since it is larger than the sum of its proper divisors (10555536274).

20167020206 is a wasteful number, since it uses less digits than its factorization.

20167020206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589499.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 20167020206 its reverse (60202076102), we get a palindrome (80369096308).

The spelling of 20167020206 in words is "twenty billion, one hundred sixty-seven million, twenty thousand, two hundred six".