101100021206 has 4 divisors (see below), whose sum is σ = 151650031812. Its totient is φ = 50550010602.

The previous prime is 101100021163. The next prime is 101100021223. The reversal of 101100021206 is 602120001101.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25275005300 + ... + 25275005303.

It is an arithmetic number, because the mean of its divisors is an integer number (37912507953).

Almost surely, 2^101100021206 is an apocalyptic number.

101100021206 is a deficient number, since it is larger than the sum of its proper divisors (50550010606).

101100021206 is an equidigital number, since it uses as much as digits as its factorization.

101100021206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50550010605.

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

Adding to 101100021206 its reverse (602120001101), we get a palindrome (703220022307).

The spelling of 101100021206 in words is "one hundred one billion, one hundred million, twenty-one thousand, two hundred six".