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200022631 is a prime number
BaseRepresentation
bin10111110110000…
…01101001100111
3111221101012110121
423323001221213
5402201211011
631503102411
74646110234
oct1373015147
9457335417
10200022631
11a29a8a66
1256ba1a07
13325946b3
141c7ca78b
1512860e71
hexbec1a67

200022631 has 2 divisors, whose sum is σ = 200022632. Its totient is φ = 200022630.

The previous prime is 200022623. The next prime is 200022637. The reversal of 200022631 is 136220002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200022631 - 23 = 200022623 is a prime.

It is a super-2 number, since 2×2000226312 = 80018105824324322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200022637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100011315 + 100011316.

It is an arithmetic number, because the mean of its divisors is an integer number (100011316).

Almost surely, 2200022631 is an apocalyptic number.

200022631 is a deficient number, since it is larger than the sum of its proper divisors (1).

200022631 is an equidigital number, since it uses as much as digits as its factorization.

200022631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 200022631 is about 14142.9357277759. The cubic root of 200022631 is about 584.8256046258.

Adding to 200022631 its reverse (136220002), we get a palindrome (336242633).

The spelling of 200022631 in words is "two hundred million, twenty-two thousand, six hundred thirty-one".