222404042420331 has 16 divisors (see below), whose sum is σ = 309452686765056. Its totient is φ = 141813253826816.

The previous prime is 222404042420323. The next prime is 222404042420341. The reversal of 222404042420331 is 133024240404222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 222404042420331 - 2³ = 222404042420323 is a prime.

It is a super-2 number, since 2×222404042420331² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222404042420292 and 222404042420301.

It is not an unprimeable number, because it can be changed into a prime (222404042420311) 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, 108222435 + ... + 110258348.

It is an arithmetic number, because the mean of its divisors is an integer number (19340792922816).

Almost surely, 2^{222404042420331} is an apocalyptic number.

222404042420331 is a deficient number, since it is larger than the sum of its proper divisors (87048644344725).

222404042420331 is a wasteful number, since it uses less digits than its factorization.

222404042420331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218495562.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 222404042420331 its reverse (133024240404222), we get a palindrome (355428282824553).

The spelling of 222404042420331 in words is "two hundred twenty-two trillion, four hundred four billion, forty-two million, four hundred twenty thousand, three hundred thirty-one".