222946775251201 has 4 divisors (see below), whose sum is σ = 223659065268292. Its totient is φ = 222234485234112.

The previous prime is 222946775251147. The next prime is 222946775251219. The reversal of 222946775251201 is 102152577649222.

222946775251201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75051016913601 + 147895758337600 = 8663199^2 + 12161240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222946775251201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222946775251231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356145008076 + ... + 356145008701.

It is an arithmetic number, because the mean of its divisors is an integer number (55914766317073).

Almost surely, 2^{222946775251201} is an apocalyptic number.

It is an amenable number.

222946775251201 is a deficient number, since it is larger than the sum of its proper divisors (712290017091).

222946775251201 is an equidigital number, since it uses as much as digits as its factorization.

222946775251201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712290017090.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 222946775251201 in words is "two hundred twenty-two trillion, nine hundred forty-six billion, seven hundred seventy-five million, two hundred fifty-one thousand, two hundred one".