222772018061 has 16 divisors (see below), whose sum is σ = 236226590208. Its totient is φ = 209711851200.

The previous prime is 222772018043. The next prime is 222772018067. The reversal of 222772018061 is 160810277222.

It is a cyclic number.

It is not a de Polignac number, because 222772018061 - 2⁶ = 222772017997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222772018067) 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, 5719031 + ... + 5757851.

It is an arithmetic number, because the mean of its divisors is an integer number (14764161888).

Almost surely, 2^222772018061 is an apocalyptic number.

It is an amenable number.

222772018061 is a deficient number, since it is larger than the sum of its proper divisors (13454572147).

222772018061 is a wasteful number, since it uses less digits than its factorization.

222772018061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43892.

The product of its (nonzero) digits is 37632, while the sum is 38.

The spelling of 222772018061 in words is "two hundred twenty-two billion, seven hundred seventy-two million, eighteen thousand, sixty-one".