222000032123 has 16 divisors (see below), whose sum is σ = 249378693120. Its totient is φ = 196385648256.

The previous prime is 222000032117. The next prime is 222000032141. The reversal of 222000032123 is 321230000222.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222000032123 is a prime.

It is a super-2 number, since 2×222000032123² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222000032113) 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, 2664911 + ... + 2746952.

It is an arithmetic number, because the mean of its divisors is an integer number (15586168320).

Almost surely, 2^222000032123 is an apocalyptic number.

222000032123 is a deficient number, since it is larger than the sum of its proper divisors (27378660997).

222000032123 is a wasteful number, since it uses less digits than its factorization.

222000032123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5412026.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 222000032123 its reverse (321230000222), we get a palindrome (543230032345).

The spelling of 222000032123 in words is "two hundred twenty-two billion, thirty-two thousand, one hundred twenty-three".