222061330 has 16 divisors (see below), whose sum is σ = 409460184. Its totient is φ = 86657920.

The previous prime is 222061313. The next prime is 222061351. The reversal of 222061330 is 33160222.

It can be written as a sum of positive squares in 4 ways, for example, as 94303521 + 127757809 = 9711^2 + 11303^2 .

It is a super-2 number, since 2×222061330² = 98622468562737800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222061298 and 222061307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270397 + ... + 271216.

Almost surely, 2^222061330 is an apocalyptic number.

222061330 is a deficient number, since it is larger than the sum of its proper divisors (187398854).

222061330 is a wasteful number, since it uses less digits than its factorization.

222061330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541661.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 222061330 is about 14901.7223836710. The cubic root of 222061330 is about 605.5606486992.

The spelling of 222061330 in words is "two hundred twenty-two million, sixty-one thousand, three hundred thirty".