20101667206 has 16 divisors (see below), whose sum is σ = 30900175488. Its totient is φ = 9801803200.

The previous prime is 20101667191. The next prime is 20101667207. The reversal of 20101667206 is 60276610102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20101667207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165156 + ... + 259768.

It is an arithmetic number, because the mean of its divisors is an integer number (1931260968).

Almost surely, 2^20101667206 is an apocalyptic number.

20101667206 is a deficient number, since it is larger than the sum of its proper divisors (10798508282).

20101667206 is a wasteful number, since it uses less digits than its factorization.

20101667206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97247.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 20101667206 in words is "twenty billion, one hundred one million, six hundred sixty-seven thousand, two hundred six".