42123411222 has 32 divisors (see below), whose sum is σ = 85484471040. Its totient is φ = 13835099040.

The previous prime is 42123411173. The next prime is 42123411229. The reversal of 42123411222 is 22211432124.

42123411222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42123411192 and 42123411201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42123411229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 705304 + ... + 762692.

It is an arithmetic number, because the mean of its divisors is an integer number (2671389720).

Almost surely, 2^42123411222 is an apocalyptic number.

42123411222 is an abundant number, since it is smaller than the sum of its proper divisors (43361059818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42123411222 is a wasteful number, since it uses less digits than its factorization.

42123411222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59188.

The product of its digits is 1536, while the sum is 24.

Adding to 42123411222 its reverse (22211432124), we get a palindrome (64334843346).

The spelling of 42123411222 in words is "forty-two billion, one hundred twenty-three million, four hundred eleven thousand, two hundred twenty-two".