12223120220042 has 16 divisors (see below), whose sum is σ = 18411160832064. Its totient is φ = 6086067720000.

The previous prime is 12223120220029. The next prime is 12223120220099. The reversal of 12223120220042 is 24002202132221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23958917 + ... + 24463767.

It is an arithmetic number, because the mean of its divisors is an integer number (1150697552004).

Almost surely, 2^{12223120220042} is an apocalyptic number.

12223120220042 is a deficient number, since it is larger than the sum of its proper divisors (6188040612022).

12223120220042 is a wasteful number, since it uses less digits than its factorization.

12223120220042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555325.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12223120220042 its reverse (24002202132221), we get a palindrome (36225322352263).

The spelling of 12223120220042 in words is "twelve trillion, two hundred twenty-three billion, one hundred twenty million, two hundred twenty thousand, forty-two".