122101201011 has 4 divisors (see below), whose sum is σ = 162801601352. Its totient is φ = 81400800672.

The previous prime is 122101201009. The next prime is 122101201021. The reversal of 122101201011 is 110102101221.

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

It is not a de Polignac number, because 122101201011 - 2¹ = 122101201009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122101201021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20350200166 + ... + 20350200171.

It is an arithmetic number, because the mean of its divisors is an integer number (40700400338).

Almost surely, 2^122101201011 is an apocalyptic number.

122101201011 is a deficient number, since it is larger than the sum of its proper divisors (40700400341).

122101201011 is an equidigital number, since it uses as much as digits as its factorization.

122101201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40700400340.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 122101201011 its reverse (110102101221), we get a palindrome (232203302232).

The spelling of 122101201011 in words is "one hundred twenty-two billion, one hundred one million, two hundred one thousand, eleven".