222505646250122 has 32 divisors (see below), whose sum is σ = 350331655312512. Its totient is φ = 105785875649344.

The previous prime is 222505646250119. The next prime is 222505646250137. The reversal of 222505646250122 is 221052646505222.

It is a happy number.

It is a super-2 number, since 2×222505646250122² (a number of 29 digits) contains 22 as substring.

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, 55248968 + ... + 59139324.

It is an arithmetic number, because the mean of its divisors is an integer number (10947864228516).

Almost surely, 2^{222505646250122} is an apocalyptic number.

222505646250122 is a deficient number, since it is larger than the sum of its proper divisors (127826009062390).

222505646250122 is a wasteful number, since it uses less digits than its factorization.

222505646250122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897742.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 222505646250122 in words is "two hundred twenty-two trillion, five hundred five billion, six hundred forty-six million, two hundred fifty thousand, one hundred twenty-two".