122143230011 has 32 divisors (see below), whose sum is σ = 145958210496. Its totient is φ = 100948480000.

The previous prime is 122143229869. The next prime is 122143230017. The reversal of 122143230011 is 110032341221.

It is a cyclic number.

It is not a de Polignac number, because 122143230011 - 2³⁰ = 121069488187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122143230017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 695501 + ... + 853233.

It is an arithmetic number, because the mean of its divisors is an integer number (4561194078).

Almost surely, 2^122143230011 is an apocalyptic number.

122143230011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122143230011 is a deficient number, since it is larger than the sum of its proper divisors (23814980485).

122143230011 is a wasteful number, since it uses less digits than its factorization.

122143230011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157903.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 122143230011 its reverse (110032341221), we get a palindrome (232175571232).

The spelling of 122143230011 in words is "one hundred twenty-two billion, one hundred forty-three million, two hundred thirty thousand, eleven".