20111201006 has 8 divisors (see below), whose sum is σ = 32487324744. Its totient is φ = 9282092760.

The previous prime is 20111200987. The next prime is 20111201009. The reversal of 20111201006 is 60010211102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20111201009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386753840 + ... + 386753891.

It is an arithmetic number, because the mean of its divisors is an integer number (4060915593).

Almost surely, 2^20111201006 is an apocalyptic number.

20111201006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20111201006 is a deficient number, since it is larger than the sum of its proper divisors (12376123738).

20111201006 is a wasteful number, since it uses less digits than its factorization.

20111201006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773507746.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 20111201006 its reverse (60010211102), we get a palindrome (80121412108).

The spelling of 20111201006 in words is "twenty billion, one hundred eleven million, two hundred one thousand, six".