122231001111 has 8 divisors (see below), whose sum is σ = 162978582384. Its totient is φ = 81485376960.

The previous prime is 122231001107. The next prime is 122231001131. The reversal of 122231001111 is 111100132221.

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

It is not a de Polignac number, because 122231001111 - 2² = 122231001107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122231001131) 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, 336760 + ... + 598221.

It is an arithmetic number, because the mean of its divisors is an integer number (20372322798).

Almost surely, 2^122231001111 is an apocalyptic number.

122231001111 is a deficient number, since it is larger than the sum of its proper divisors (40747581273).

122231001111 is an equidigital number, since it uses as much as digits as its factorization.

122231001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978561.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 122231001111 its reverse (111100132221), we get a palindrome (233331133332).

The spelling of 122231001111 in words is "one hundred twenty-two billion, two hundred thirty-one million, one thousand, one hundred eleven".