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202201123 is a prime number
BaseRepresentation
bin11000000110101…
…01100000100011
3112002110212210111
430003111200203
5403230413443
632021512151
75003452435
oct1403254043
9462425714
10202201123
11a4156773
1257872657
1332b78147
141cbd6655
1512b4169d
hexc0d5823

202201123 has 2 divisors, whose sum is σ = 202201124. Its totient is φ = 202201122.

The previous prime is 202201099. The next prime is 202201133. The reversal of 202201123 is 321102202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-202201123 is a prime.

It is a super-2 number, since 2×2022011232 = 81770588284922258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202201133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101100561 + 101100562.

It is an arithmetic number, because the mean of its divisors is an integer number (101100562).

Almost surely, 2202201123 is an apocalyptic number.

202201123 is a deficient number, since it is larger than the sum of its proper divisors (1).

202201123 is an equidigital number, since it uses as much as digits as its factorization.

202201123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 202201123 is about 14219.7441256867. The cubic root of 202201123 is about 586.9410992581.

Adding to 202201123 its reverse (321102202), we get a palindrome (523303325).

The spelling of 202201123 in words is "two hundred two million, two hundred one thousand, one hundred twenty-three".