101201221012011 has 8 divisors (see below), whose sum is σ = 134935007898624. Its totient is φ = 67467457400040.

The previous prime is 101201221011931. The next prime is 101201221012081. The reversal of 101201221012011 is 110210122102101.

It is a happy number.

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

It is not a de Polignac number, because 101201221012011 - 2²² = 101201216817707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101201221012081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13318890 + ... + 19488336.

It is an arithmetic number, because the mean of its divisors is an integer number (16866875987328).

Almost surely, 2^{101201221012011} is an apocalyptic number.

101201221012011 is a deficient number, since it is larger than the sum of its proper divisors (33733786886613).

101201221012011 is an equidigital number, since it uses as much as digits as its factorization.

101201221012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11637321.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101201221012011 its reverse (110210122102101), we get a palindrome (211411343114112).

The spelling of 101201221012011 in words is "one hundred one trillion, two hundred one billion, two hundred twenty-one million, twelve thousand, eleven".