222243034144 has 12 divisors (see below), whose sum is σ = 437540973534. Its totient is φ = 111121517056.

The previous prime is 222243034121. The next prime is 222243034147. The reversal of 222243034144 is 441430342222.

It can be written as a sum of positive squares in only one way, i.e., 179765824144 + 42477210000 = 423988^2 + 206100^2 .

It is a super-2 number, since 2×222243034144² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222243034147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3472547377 + ... + 3472547440.

Almost surely, 2^222243034144 is an apocalyptic number.

It is an amenable number.

222243034144 is a deficient number, since it is larger than the sum of its proper divisors (215297939390).

222243034144 is an equidigital number, since it uses as much as digits as its factorization.

222243034144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6945094827 (or 6945094819 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 222243034144 its reverse (441430342222), we get a palindrome (663673376366).

The spelling of 222243034144 in words is "two hundred twenty-two billion, two hundred forty-three million, thirty-four thousand, one hundred forty-four".