122112202011 has 8 divisors (see below), whose sum is σ = 162818985984. Its totient is φ = 81406776360.

The previous prime is 122112201923. The next prime is 122112202027. The reversal of 122112202011 is 110202211221.

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

It is not a de Polignac number, because 122112202011 - 2¹⁷ = 122112070939 is a prime.

It is a super-2 number, since 2×122112202011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122112202111) 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, 107071 + ... + 505656.

It is an arithmetic number, because the mean of its divisors is an integer number (20352373248).

Almost surely, 2^122112202011 is an apocalyptic number.

122112202011 is a deficient number, since it is larger than the sum of its proper divisors (40706783973).

122112202011 is an equidigital number, since it uses as much as digits as its factorization.

122112202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679161.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122112202011 its reverse (110202211221), we get a palindrome (232314413232).

The spelling of 122112202011 in words is "one hundred twenty-two billion, one hundred twelve million, two hundred two thousand, eleven".