222401403240234 has 32 divisors (see below), whose sum is σ = 461141434442304. Its totient is φ = 71454266094720.

The previous prime is 222401403240139. The next prime is 222401403240281. The reversal of 222401403240234 is 432042304104222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222401403240195 and 222401403240204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5446188889 + ... + 5446229724.

It is an arithmetic number, because the mean of its divisors is an integer number (14410669826322).

Almost surely, 2^{222401403240234} is an apocalyptic number.

222401403240234 is an abundant number, since it is smaller than the sum of its proper divisors (238740031202070).

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

222401403240234 is a wasteful number, since it uses less digits than its factorization.

222401403240234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10892418742.

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

Adding to 222401403240234 its reverse (432042304104222), we get a palindrome (654443707344456).

The spelling of 222401403240234 in words is "two hundred twenty-two trillion, four hundred one billion, four hundred three million, two hundred forty thousand, two hundred thirty-four".